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Finding the Fourth Proportional to 65,104.80, 97,672.32 and 25,658.88

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Solution

The fourth proportional to 65,104.80, 97,672.32 and 25,658.88 is: 38,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,104.80 : 97,672.32 = 25,658.88 : x
  2. Step 2: Convert to fraction form
    65,104.80/97,672.32 = 25,658.88/x
  3. Step 3: Cross multiply
    65,104.80x = 97,672.32 × 25,658.88
  4. Step 4: Simplify right side
    65,104.80x = 2,506,162,338.20
  5. Step 5: Solve for x
    x = 2,506,162,338.20/65,104.80
  6. Step 6: Final answer
    x = 38,494.28

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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.