Home / 82,024.18-123,053.43-34,639.41

Finding the Fourth Proportional to 82,024.18, 123,053.43 and 34,639.41

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Solution

The fourth proportional to 82,024.18, 123,053.43 and 34,639.41 is: 51,966.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,024.18 : 123,053.43 = 34,639.41 : x
  2. Step 2: Convert to fraction form
    82,024.18/123,053.43 = 34,639.41/x
  3. Step 3: Cross multiply
    82,024.18x = 123,053.43 × 34,639.41
  4. Step 4: Simplify right side
    82,024.18x = 4,262,498,213.68
  5. Step 5: Solve for x
    x = 4,262,498,213.68/82,024.18
  6. Step 6: Final answer
    x = 51,966.36

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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.