Home / 122,469.19-169,001.72-68,024.89

Finding the Fourth Proportional to 122,469.19, 169,001.72 and 68,024.89

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Solution

The fourth proportional to 122,469.19, 169,001.72 and 68,024.89 is: 93,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,469.19 : 169,001.72 = 68,024.89 : x
  2. Step 2: Convert to fraction form
    122,469.19/169,001.72 = 68,024.89/x
  3. Step 3: Cross multiply
    122,469.19x = 169,001.72 × 68,024.89
  4. Step 4: Simplify right side
    122,469.19x = 11,496,322,567.80
  5. Step 5: Solve for x
    x = 11,496,322,567.80/122,469.19
  6. Step 6: Final answer
    x = 93,871.14

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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.