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Finding the Fourth Proportional to 375,557.52, 563,331 and 91,250.16

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Solution

The fourth proportional to 375,557.52, 563,331 and 91,250.16 is: 136,873.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,557.52 : 563,331 = 91,250.16 : x
  2. Step 2: Convert to fraction form
    375,557.52/563,331 = 91,250.16/x
  3. Step 3: Cross multiply
    375,557.52x = 563,331 × 91,250.16
  4. Step 4: Simplify right side
    375,557.52x = 51,404,043,882.96
  5. Step 5: Solve for x
    x = 51,404,043,882.96/375,557.52
  6. Step 6: Final answer
    x = 136,873.96

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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.