Home / 122,568.07-169,134.85-68,862.04

Finding the Fourth Proportional to 122,568.07, 169,134.85 and 68,862.04

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Solution

The fourth proportional to 122,568.07, 169,134.85 and 68,862.04 is: 95,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,568.07 : 169,134.85 = 68,862.04 : x
  2. Step 2: Convert to fraction form
    122,568.07/169,134.85 = 68,862.04/x
  3. Step 3: Cross multiply
    122,568.07x = 169,134.85 × 68,862.04
  4. Step 4: Simplify right side
    122,568.07x = 11,646,970,806.09
  5. Step 5: Solve for x
    x = 11,646,970,806.09/122,568.07
  6. Step 6: Final answer
    x = 95,024.51

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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.