Home / 52,449.20-78,257.14-48,733.04

Finding the Fourth Proportional to 52,449.20, 78,257.14 and 48,733.04

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Solution

The fourth proportional to 52,449.20, 78,257.14 and 48,733.04 is: 72,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,449.20 : 78,257.14 = 48,733.04 : x
  2. Step 2: Convert to fraction form
    52,449.20/78,257.14 = 48,733.04/x
  3. Step 3: Cross multiply
    52,449.20x = 78,257.14 × 48,733.04
  4. Step 4: Simplify right side
    52,449.20x = 3,813,708,333.91
  5. Step 5: Solve for x
    x = 3,813,708,333.91/52,449.20
  6. Step 6: Final answer
    x = 72,712.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.