Home / 75,411.18-113,131.35-25,499.39

Finding the Fourth Proportional to 75,411.18, 113,131.35 and 25,499.39

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Solution

The fourth proportional to 75,411.18, 113,131.35 and 25,499.39 is: 38,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,411.18 : 113,131.35 = 25,499.39 : x
  2. Step 2: Convert to fraction form
    75,411.18/113,131.35 = 25,499.39/x
  3. Step 3: Cross multiply
    75,411.18x = 113,131.35 × 25,499.39
  4. Step 4: Simplify right side
    75,411.18x = 2,884,780,855.28
  5. Step 5: Solve for x
    x = 2,884,780,855.28/75,411.18
  6. Step 6: Final answer
    x = 38,254.02

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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.