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Finding the Fourth Proportional to 52,460.80, 78,720.02 and 24,758.08

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Solution

The fourth proportional to 52,460.80, 78,720.02 and 24,758.08 is: 37,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,460.80 : 78,720.02 = 24,758.08 : x
  2. Step 2: Convert to fraction form
    52,460.80/78,720.02 = 24,758.08/x
  3. Step 3: Cross multiply
    52,460.80x = 78,720.02 × 24,758.08
  4. Step 4: Simplify right side
    52,460.80x = 1,948,956,552.76
  5. Step 5: Solve for x
    x = 1,948,956,552.76/52,460.80
  6. Step 6: Final answer
    x = 37,150.72

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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.