Home / 82,209.76-123,335.52-23,045.68

Finding the Fourth Proportional to 82,209.76, 123,335.52 and 23,045.68

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Solution

The fourth proportional to 82,209.76, 123,335.52 and 23,045.68 is: 34,574.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,209.76 : 123,335.52 = 23,045.68 : x
  2. Step 2: Convert to fraction form
    82,209.76/123,335.52 = 23,045.68/x
  3. Step 3: Cross multiply
    82,209.76x = 123,335.52 × 23,045.68
  4. Step 4: Simplify right side
    82,209.76x = 2,842,350,926.55
  5. Step 5: Solve for x
    x = 2,842,350,926.55/82,209.76
  6. Step 6: Final answer
    x = 34,574.37

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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.