Home / 82,426.61-123,663.11-23,262.80

Finding the Fourth Proportional to 82,426.61, 123,663.11 and 23,262.80

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Solution

The fourth proportional to 82,426.61, 123,663.11 and 23,262.80 is: 34,900.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,426.61 : 123,663.11 = 23,262.80 : x
  2. Step 2: Convert to fraction form
    82,426.61/123,663.11 = 23,262.80/x
  3. Step 3: Cross multiply
    82,426.61x = 123,663.11 × 23,262.80
  4. Step 4: Simplify right side
    82,426.61x = 2,876,749,460.68
  5. Step 5: Solve for x
    x = 2,876,749,460.68/82,426.61
  6. Step 6: Final answer
    x = 34,900.74

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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.