Home / 112,356,109.30-168,282,221.55-92,200,717.30

Finding the Fourth Proportional to 112,356,109.30, 168,282,221.55 and 92,200,717.30

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Solution

The fourth proportional to 112,356,109.30, 168,282,221.55 and 92,200,717.30 is: 138,094,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,356,109.30 : 168,282,221.55 = 92,200,717.30 : x
  2. Step 2: Convert to fraction form
    112,356,109.30/168,282,221.55 = 92,200,717.30/x
  3. Step 3: Cross multiply
    112,356,109.30x = 168,282,221.55 × 92,200,717.30
  4. Step 4: Simplify right side
    112,356,109.30x = 15,515,741,535,747,518
  5. Step 5: Solve for x
    x = 15,515,741,535,747,518/112,356,109.30
  6. Step 6: Final answer
    x = 138,094,329.11

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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.