Home / 48,052.64-72,079.27-31,517.71

Finding the Fourth Proportional to 48,052.64, 72,079.27 and 31,517.71

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Solution

The fourth proportional to 48,052.64, 72,079.27 and 31,517.71 is: 47,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,052.64 : 72,079.27 = 31,517.71 : x
  2. Step 2: Convert to fraction form
    48,052.64/72,079.27 = 31,517.71/x
  3. Step 3: Cross multiply
    48,052.64x = 72,079.27 × 31,517.71
  4. Step 4: Simplify right side
    48,052.64x = 2,271,773,269.88
  5. Step 5: Solve for x
    x = 2,271,773,269.88/48,052.64
  6. Step 6: Final answer
    x = 47,276.76

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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.