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Finding the Fourth Proportional to 250,391.64, 375,588.10 and 63,403.16

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Solution

The fourth proportional to 250,391.64, 375,588.10 and 63,403.16 is: 95,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,391.64 : 375,588.10 = 63,403.16 : x
  2. Step 2: Convert to fraction form
    250,391.64/375,588.10 = 63,403.16/x
  3. Step 3: Cross multiply
    250,391.64x = 375,588.10 × 63,403.16
  4. Step 4: Simplify right side
    250,391.64x = 23,813,472,398.40
  5. Step 5: Solve for x
    x = 23,813,472,398.40/250,391.64
  6. Step 6: Final answer
    x = 95,104.90

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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.