Home / 220,666.78-331,000.16-62,891.13

Finding the Fourth Proportional to 220,666.78, 331,000.16 and 62,891.13

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Solution

The fourth proportional to 220,666.78, 331,000.16 and 62,891.13 is: 94,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,666.78 : 331,000.16 = 62,891.13 : x
  2. Step 2: Convert to fraction form
    220,666.78/331,000.16 = 62,891.13/x
  3. Step 3: Cross multiply
    220,666.78x = 331,000.16 × 62,891.13
  4. Step 4: Simplify right side
    220,666.78x = 20,816,975,019.38
  5. Step 5: Solve for x
    x = 20,816,975,019.38/220,666.78
  6. Step 6: Final answer
    x = 94,336.70

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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.