Home / 75,238.20-112,818.42-37,757.88

Finding the Fourth Proportional to 75,238.20, 112,818.42 and 37,757.88

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Solution

The fourth proportional to 75,238.20, 112,818.42 and 37,757.88 is: 56,617.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,238.20 : 112,818.42 = 37,757.88 : x
  2. Step 2: Convert to fraction form
    75,238.20/112,818.42 = 37,757.88/x
  3. Step 3: Cross multiply
    75,238.20x = 112,818.42 × 37,757.88
  4. Step 4: Simplify right side
    75,238.20x = 4,259,784,364.15
  5. Step 5: Solve for x
    x = 4,259,784,364.15/75,238.20
  6. Step 6: Final answer
    x = 56,617.31

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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.