Home / 75,511.38-113,259.27-25,590.18

Finding the Fourth Proportional to 75,511.38, 113,259.27 and 25,590.18

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Solution

The fourth proportional to 75,511.38, 113,259.27 and 25,590.18 is: 38,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,511.38 : 113,259.27 = 25,590.18 : x
  2. Step 2: Convert to fraction form
    75,511.38/113,259.27 = 25,590.18/x
  3. Step 3: Cross multiply
    75,511.38x = 113,259.27 × 25,590.18
  4. Step 4: Simplify right side
    75,511.38x = 2,898,325,105.97
  5. Step 5: Solve for x
    x = 2,898,325,105.97/75,511.38
  6. Step 6: Final answer
    x = 38,382.63

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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.