Home / 122,552.52-169,126.56-68,847.92

Finding the Fourth Proportional to 122,552.52, 169,126.56 and 68,847.92

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Solution

The fourth proportional to 122,552.52, 169,126.56 and 68,847.92 is: 95,012.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,552.52 : 169,126.56 = 68,847.92 : x
  2. Step 2: Convert to fraction form
    122,552.52/169,126.56 = 68,847.92/x
  3. Step 3: Cross multiply
    122,552.52x = 169,126.56 × 68,847.92
  4. Step 4: Simplify right side
    122,552.52x = 11,644,011,872.76
  5. Step 5: Solve for x
    x = 11,644,011,872.76/122,552.52
  6. Step 6: Final answer
    x = 95,012.42

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1.5x scale

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.