Home / 206,035.71-284,296.80-120,008.85

Finding the Fourth Proportional to 206,035.71, 284,296.80 and 120,008.85

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Solution

The fourth proportional to 206,035.71, 284,296.80 and 120,008.85 is: 165,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,035.71 : 284,296.80 = 120,008.85 : x
  2. Step 2: Convert to fraction form
    206,035.71/284,296.80 = 120,008.85/x
  3. Step 3: Cross multiply
    206,035.71x = 284,296.80 × 120,008.85
  4. Step 4: Simplify right side
    206,035.71x = 34,118,132,026.68
  5. Step 5: Solve for x
    x = 34,118,132,026.68/206,035.71
  6. Step 6: Final answer
    x = 165,593.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.