Home / 122,504.07-169,073.10-68,792.76

Finding the Fourth Proportional to 122,504.07, 169,073.10 and 68,792.76

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Solution

The fourth proportional to 122,504.07, 169,073.10 and 68,792.76 is: 94,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,504.07 : 169,073.10 = 68,792.76 : x
  2. Step 2: Convert to fraction form
    122,504.07/169,073.10 = 68,792.76/x
  3. Step 3: Cross multiply
    122,504.07x = 169,073.10 × 68,792.76
  4. Step 4: Simplify right side
    122,504.07x = 11,631,005,190.76
  5. Step 5: Solve for x
    x = 11,631,005,190.76/122,504.07
  6. Step 6: Final answer
    x = 94,943.83

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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.