Home / 82,890.63-124,344.09-32,959.53

Finding the Fourth Proportional to 82,890.63, 124,344.09 and 32,959.53

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Solution

The fourth proportional to 82,890.63, 124,344.09 and 32,959.53 is: 49,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,890.63 : 124,344.09 = 32,959.53 : x
  2. Step 2: Convert to fraction form
    82,890.63/124,344.09 = 32,959.53/x
  3. Step 3: Cross multiply
    82,890.63x = 124,344.09 × 32,959.53
  4. Step 4: Simplify right side
    82,890.63x = 4,098,322,764.68
  5. Step 5: Solve for x
    x = 4,098,322,764.68/82,890.63
  6. Step 6: Final answer
    x = 49,442.53

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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.