Home / 75,434.79-113,137.17-37,444.43

Finding the Fourth Proportional to 75,434.79, 113,137.17 and 37,444.43

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Solution

The fourth proportional to 75,434.79, 113,137.17 and 37,444.43 is: 56,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,434.79 : 113,137.17 = 37,444.43 : x
  2. Step 2: Convert to fraction form
    75,434.79/113,137.17 = 37,444.43/x
  3. Step 3: Cross multiply
    75,434.79x = 113,137.17 × 37,444.43
  4. Step 4: Simplify right side
    75,434.79x = 4,236,356,276.78
  5. Step 5: Solve for x
    x = 4,236,356,276.78/75,434.79
  6. Step 6: Final answer
    x = 56,159.18

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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.