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Finding the Fourth Proportional to 92,002.60, 138,003.90 and 29,673.10

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Solution

The fourth proportional to 92,002.60, 138,003.90 and 29,673.10 is: 44,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,002.60 : 138,003.90 = 29,673.10 : x
  2. Step 2: Convert to fraction form
    92,002.60/138,003.90 = 29,673.10/x
  3. Step 3: Cross multiply
    92,002.60x = 138,003.90 × 29,673.10
  4. Step 4: Simplify right side
    92,002.60x = 4,095,003,525.09
  5. Step 5: Solve for x
    x = 4,095,003,525.09/92,002.60
  6. Step 6: Final answer
    x = 44,509.65

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Similar ratio
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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.