Home / 371,650.16-557,475.24-161,288.10

Finding the Fourth Proportional to 371,650.16, 557,475.24 and 161,288.10

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Solution

The fourth proportional to 371,650.16, 557,475.24 and 161,288.10 is: 241,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,650.16 : 557,475.24 = 161,288.10 : x
  2. Step 2: Convert to fraction form
    371,650.16/557,475.24 = 161,288.10/x
  3. Step 3: Cross multiply
    371,650.16x = 557,475.24 × 161,288.10
  4. Step 4: Simplify right side
    371,650.16x = 89,914,122,861.47
  5. Step 5: Solve for x
    x = 89,914,122,861.47/371,650.16
  6. Step 6: Final answer
    x = 241,932.15

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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.