Home / 75,311.17-112,887.93-25,374.01

Finding the Fourth Proportional to 75,311.17, 112,887.93 and 25,374.01

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Solution

The fourth proportional to 75,311.17, 112,887.93 and 25,374.01 is: 38,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,311.17 : 112,887.93 = 25,374.01 : x
  2. Step 2: Convert to fraction form
    75,311.17/112,887.93 = 25,374.01/x
  3. Step 3: Cross multiply
    75,311.17x = 112,887.93 × 25,374.01
  4. Step 4: Simplify right side
    75,311.17x = 2,864,419,464.70
  5. Step 5: Solve for x
    x = 2,864,419,464.70/75,311.17
  6. Step 6: Final answer
    x = 38,034.46

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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.