Home / 129,542.94-194,033.12-62,842.77

Finding the Fourth Proportional to 129,542.94, 194,033.12 and 62,842.77

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Solution

The fourth proportional to 129,542.94, 194,033.12 and 62,842.77 is: 94,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,542.94 : 194,033.12 = 62,842.77 : x
  2. Step 2: Convert to fraction form
    129,542.94/194,033.12 = 62,842.77/x
  3. Step 3: Cross multiply
    129,542.94x = 194,033.12 × 62,842.77
  4. Step 4: Simplify right side
    129,542.94x = 12,193,578,418.33
  5. Step 5: Solve for x
    x = 12,193,578,418.33/129,542.94
  6. Step 6: Final answer
    x = 94,127.70

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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.