Home / 75,983.71-114,052.68-38,060.15

Finding the Fourth Proportional to 75,983.71, 114,052.68 and 38,060.15

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Solution

The fourth proportional to 75,983.71, 114,052.68 and 38,060.15 is: 57,128.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,983.71 : 114,052.68 = 38,060.15 : x
  2. Step 2: Convert to fraction form
    75,983.71/114,052.68 = 38,060.15/x
  3. Step 3: Cross multiply
    75,983.71x = 114,052.68 × 38,060.15
  4. Step 4: Simplify right side
    75,983.71x = 4,340,862,607.80
  5. Step 5: Solve for x
    x = 4,340,862,607.80/75,983.71
  6. Step 6: Final answer
    x = 57,128.86

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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.