Home / 92,025.10-138,040.72-25,459.65

Finding the Fourth Proportional to 92,025.10, 138,040.72 and 25,459.65

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Solution

The fourth proportional to 92,025.10, 138,040.72 and 25,459.65 is: 38,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,025.10 : 138,040.72 = 25,459.65 : x
  2. Step 2: Convert to fraction form
    92,025.10/138,040.72 = 25,459.65/x
  3. Step 3: Cross multiply
    92,025.10x = 138,040.72 × 25,459.65
  4. Step 4: Simplify right side
    92,025.10x = 3,514,468,634.75
  5. Step 5: Solve for x
    x = 3,514,468,634.75/92,025.10
  6. Step 6: Final answer
    x = 38,190.33

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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.