Home / 82,966.42-124,491.14-37,987.68

Finding the Fourth Proportional to 82,966.42, 124,491.14 and 37,987.68

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Solution

The fourth proportional to 82,966.42, 124,491.14 and 37,987.68 is: 57,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,966.42 : 124,491.14 = 37,987.68 : x
  2. Step 2: Convert to fraction form
    82,966.42/124,491.14 = 37,987.68/x
  3. Step 3: Cross multiply
    82,966.42x = 124,491.14 × 37,987.68
  4. Step 4: Simplify right side
    82,966.42x = 4,729,129,589.16
  5. Step 5: Solve for x
    x = 4,729,129,589.16/82,966.42
  6. Step 6: Final answer
    x = 57,000.53

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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.