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Finding the Fourth Proportional to 60,748.96, 91,172.04 and 25,713.04

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Solution

The fourth proportional to 60,748.96, 91,172.04 and 25,713.04 is: 38,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,748.96 : 91,172.04 = 25,713.04 : x
  2. Step 2: Convert to fraction form
    60,748.96/91,172.04 = 25,713.04/x
  3. Step 3: Cross multiply
    60,748.96x = 91,172.04 × 25,713.04
  4. Step 4: Simplify right side
    60,748.96x = 2,344,310,311.40
  5. Step 5: Solve for x
    x = 2,344,310,311.40/60,748.96
  6. Step 6: Final answer
    x = 38,590.13

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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.