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Finding the Fourth Proportional to 92,149.44, 138,206.88 and 32,982.72

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Solution

The fourth proportional to 92,149.44, 138,206.88 and 32,982.72 is: 49,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,149.44 : 138,206.88 = 32,982.72 : x
  2. Step 2: Convert to fraction form
    92,149.44/138,206.88 = 32,982.72/x
  3. Step 3: Cross multiply
    92,149.44x = 138,206.88 × 32,982.72
  4. Step 4: Simplify right side
    92,149.44x = 4,558,438,825.11
  5. Step 5: Solve for x
    x = 4,558,438,825.11/92,149.44
  6. Step 6: Final answer
    x = 49,467.90

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1.5x scale

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.