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Finding the Fourth Proportional to 141,598.92, 212,299.68 and 62,670

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Solution

The fourth proportional to 141,598.92, 212,299.68 and 62,670 is: 93,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,598.92 : 212,299.68 = 62,670 : x
  2. Step 2: Convert to fraction form
    141,598.92/212,299.68 = 62,670/x
  3. Step 3: Cross multiply
    141,598.92x = 212,299.68 × 62,670
  4. Step 4: Simplify right side
    141,598.92x = 13,304,820,945.60
  5. Step 5: Solve for x
    x = 13,304,820,945.60/141,598.92
  6. Step 6: Final answer
    x = 93,961.32

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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.