Home / 284,948.17-393,189.96-162,456.35

Finding the Fourth Proportional to 284,948.17, 393,189.96 and 162,456.35

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Solution

The fourth proportional to 284,948.17, 393,189.96 and 162,456.35 is: 224,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,948.17 : 393,189.96 = 162,456.35 : x
  2. Step 2: Convert to fraction form
    284,948.17/393,189.96 = 162,456.35/x
  3. Step 3: Cross multiply
    284,948.17x = 393,189.96 × 162,456.35
  4. Step 4: Simplify right side
    284,948.17x = 63,876,205,758.25
  5. Step 5: Solve for x
    x = 63,876,205,758.25/284,948.17
  6. Step 6: Final answer
    x = 224,167.80

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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.