Home / 82,148.96-123,223.44-32,252.55

Finding the Fourth Proportional to 82,148.96, 123,223.44 and 32,252.55

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Solution

The fourth proportional to 82,148.96, 123,223.44 and 32,252.55 is: 48,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,148.96 : 123,223.44 = 32,252.55 : x
  2. Step 2: Convert to fraction form
    82,148.96/123,223.44 = 32,252.55/x
  3. Step 3: Cross multiply
    82,148.96x = 123,223.44 × 32,252.55
  4. Step 4: Simplify right side
    82,148.96x = 3,974,270,159.77
  5. Step 5: Solve for x
    x = 3,974,270,159.77/82,148.96
  6. Step 6: Final answer
    x = 48,378.83

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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.