Home / 206,101.29-284,461.23-140,864.30

Finding the Fourth Proportional to 206,101.29, 284,461.23 and 140,864.30

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Solution

The fourth proportional to 206,101.29, 284,461.23 and 140,864.30 is: 194,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,101.29 : 284,461.23 = 140,864.30 : x
  2. Step 2: Convert to fraction form
    206,101.29/284,461.23 = 140,864.30/x
  3. Step 3: Cross multiply
    206,101.29x = 284,461.23 × 140,864.30
  4. Step 4: Simplify right side
    206,101.29x = 40,070,430,618.78
  5. Step 5: Solve for x
    x = 40,070,430,618.78/206,101.29
  6. Step 6: Final answer
    x = 194,421.06

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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.