Home / 92,049.39-137,961.09-47,650.86

Finding the Fourth Proportional to 92,049.39, 137,961.09 and 47,650.86

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Solution

The fourth proportional to 92,049.39, 137,961.09 and 47,650.86 is: 71,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,049.39 : 137,961.09 = 47,650.86 : x
  2. Step 2: Convert to fraction form
    92,049.39/137,961.09 = 47,650.86/x
  3. Step 3: Cross multiply
    92,049.39x = 137,961.09 × 47,650.86
  4. Step 4: Simplify right side
    92,049.39x = 6,573,964,585.04
  5. Step 5: Solve for x
    x = 6,573,964,585.04/92,049.39
  6. Step 6: Final answer
    x = 71,417.80

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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.