Home / 122,760.52-169,397.55-69,044.41

Finding the Fourth Proportional to 122,760.52, 169,397.55 and 69,044.41

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Solution

The fourth proportional to 122,760.52, 169,397.55 and 69,044.41 is: 95,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,760.52 : 169,397.55 = 69,044.41 : x
  2. Step 2: Convert to fraction form
    122,760.52/169,397.55 = 69,044.41/x
  3. Step 3: Cross multiply
    122,760.52x = 169,397.55 × 69,044.41
  4. Step 4: Simplify right side
    122,760.52x = 11,695,953,895.20
  5. Step 5: Solve for x
    x = 11,695,953,895.20/122,760.52
  6. Step 6: Final answer
    x = 95,274.55

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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.