Home / 54,118.83-81,179.67-25,649.12

Finding the Fourth Proportional to 54,118.83, 81,179.67 and 25,649.12

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Solution

The fourth proportional to 54,118.83, 81,179.67 and 25,649.12 is: 38,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,118.83 : 81,179.67 = 25,649.12 : x
  2. Step 2: Convert to fraction form
    54,118.83/81,179.67 = 25,649.12/x
  3. Step 3: Cross multiply
    54,118.83x = 81,179.67 × 25,649.12
  4. Step 4: Simplify right side
    54,118.83x = 2,082,186,691.49
  5. Step 5: Solve for x
    x = 2,082,186,691.49/54,118.83
  6. Step 6: Final answer
    x = 38,474.35

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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.