Home / 75,427.60-113,134.48-25,508.13

Finding the Fourth Proportional to 75,427.60, 113,134.48 and 25,508.13

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Solution

The fourth proportional to 75,427.60, 113,134.48 and 25,508.13 is: 38,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,427.60 : 113,134.48 = 25,508.13 : x
  2. Step 2: Convert to fraction form
    75,427.60/113,134.48 = 25,508.13/x
  3. Step 3: Cross multiply
    75,427.60x = 113,134.48 × 25,508.13
  4. Step 4: Simplify right side
    75,427.60x = 2,885,849,023.32
  5. Step 5: Solve for x
    x = 2,885,849,023.32/75,427.60
  6. Step 6: Final answer
    x = 38,259.85

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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.