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Finding the Fourth Proportional to 149,775.30, 224,553.60 and 60,983.10

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Solution

The fourth proportional to 149,775.30, 224,553.60 and 60,983.10 is: 91,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,775.30 : 224,553.60 = 60,983.10 : x
  2. Step 2: Convert to fraction form
    149,775.30/224,553.60 = 60,983.10/x
  3. Step 3: Cross multiply
    149,775.30x = 224,553.60 × 60,983.10
  4. Step 4: Simplify right side
    149,775.30x = 13,693,974,644.16
  5. Step 5: Solve for x
    x = 13,693,974,644.16/149,775.30
  6. Step 6: Final answer
    x = 91,430.13

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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.