Home / 112,356,103.80-168,282,213.30-92,200,711.80

Finding the Fourth Proportional to 112,356,103.80, 168,282,213.30 and 92,200,711.80

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Solution

The fourth proportional to 112,356,103.80, 168,282,213.30 and 92,200,711.80 is: 138,094,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,356,103.80 : 168,282,213.30 = 92,200,711.80 : x
  2. Step 2: Convert to fraction form
    112,356,103.80/168,282,213.30 = 92,200,711.80/x
  3. Step 3: Cross multiply
    112,356,103.80x = 168,282,213.30 × 92,200,711.80
  4. Step 4: Simplify right side
    112,356,103.80x = 15,515,739,849,539,428
  5. Step 5: Solve for x
    x = 15,515,739,849,539,428/112,356,103.80
  6. Step 6: Final answer
    x = 138,094,320.87

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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.