Home / 112,356,112.30-168,282,226.05-92,200,720.30

Finding the Fourth Proportional to 112,356,112.30, 168,282,226.05 and 92,200,720.30

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Solution

The fourth proportional to 112,356,112.30, 168,282,226.05 and 92,200,720.30 is: 138,094,333.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,356,112.30 : 168,282,226.05 = 92,200,720.30 : x
  2. Step 2: Convert to fraction form
    112,356,112.30/168,282,226.05 = 92,200,720.30/x
  3. Step 3: Cross multiply
    112,356,112.30x = 168,282,226.05 × 92,200,720.30
  4. Step 4: Simplify right side
    112,356,112.30x = 15,515,742,455,497,424
  5. Step 5: Solve for x
    x = 15,515,742,455,497,424/112,356,112.30
  6. Step 6: Final answer
    x = 138,094,333.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.