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Finding the Fourth Proportional to 310,675.92, 466,019 and 89,059.92

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Solution

The fourth proportional to 310,675.92, 466,019 and 89,059.92 is: 133,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,675.92 : 466,019 = 89,059.92 : x
  2. Step 2: Convert to fraction form
    310,675.92/466,019 = 89,059.92/x
  3. Step 3: Cross multiply
    310,675.92x = 466,019 × 89,059.92
  4. Step 4: Simplify right side
    310,675.92x = 41,503,614,858.48
  5. Step 5: Solve for x
    x = 41,503,614,858.48/310,675.92
  6. Step 6: Final answer
    x = 133,591.35

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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.