Home / 102,338.74-141,237.84-57,024.10

Finding the Fourth Proportional to 102,338.74, 141,237.84 and 57,024.10

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Solution

The fourth proportional to 102,338.74, 141,237.84 and 57,024.10 is: 78,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,338.74 : 141,237.84 = 57,024.10 : x
  2. Step 2: Convert to fraction form
    102,338.74/141,237.84 = 57,024.10/x
  3. Step 3: Cross multiply
    102,338.74x = 141,237.84 × 57,024.10
  4. Step 4: Simplify right side
    102,338.74x = 8,053,960,711.94
  5. Step 5: Solve for x
    x = 8,053,960,711.94/102,338.74
  6. Step 6: Final answer
    x = 78,699.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.