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Finding the Fourth Proportional to 149,901.60, 224,799.48 and 65,702.64

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Solution

The fourth proportional to 149,901.60, 224,799.48 and 65,702.64 is: 98,530.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,901.60 : 224,799.48 = 65,702.64 : x
  2. Step 2: Convert to fraction form
    149,901.60/224,799.48 = 65,702.64/x
  3. Step 3: Cross multiply
    149,901.60x = 224,799.48 × 65,702.64
  4. Step 4: Simplify right side
    149,901.60x = 14,769,919,306.63
  5. Step 5: Solve for x
    x = 14,769,919,306.63/149,901.60
  6. Step 6: Final answer
    x = 98,530.76

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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.