Home / 103,581,239.40-155,147,910.30-92,234,500.20

Finding the Fourth Proportional to 103,581,239.40, 155,147,910.30 and 92,234,500.20

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Solution

The fourth proportional to 103,581,239.40, 155,147,910.30 and 92,234,500.20 is: 138,152,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,581,239.40 : 155,147,910.30 = 92,234,500.20 : x
  2. Step 2: Convert to fraction form
    103,581,239.40/155,147,910.30 = 92,234,500.20/x
  3. Step 3: Cross multiply
    103,581,239.40x = 155,147,910.30 × 92,234,500.20
  4. Step 4: Simplify right side
    103,581,239.40x = 14,309,989,963,594,934
  5. Step 5: Solve for x
    x = 14,309,989,963,594,934/103,581,239.40
  6. Step 6: Final answer
    x = 138,152,333.82

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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.