Home / 92,043.38-138,049.68-25,490.22

Finding the Fourth Proportional to 92,043.38, 138,049.68 and 25,490.22

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Solution

The fourth proportional to 92,043.38, 138,049.68 and 25,490.22 is: 38,231.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,043.38 : 138,049.68 = 25,490.22 : x
  2. Step 2: Convert to fraction form
    92,043.38/138,049.68 = 25,490.22/x
  3. Step 3: Cross multiply
    92,043.38x = 138,049.68 × 25,490.22
  4. Step 4: Simplify right side
    92,043.38x = 3,518,916,714.13
  5. Step 5: Solve for x
    x = 3,518,916,714.13/92,043.38
  6. Step 6: Final answer
    x = 38,231.07

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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.