Home / 122,954.26-169,679.76-68,510.10

Finding the Fourth Proportional to 122,954.26, 169,679.76 and 68,510.10

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Solution

The fourth proportional to 122,954.26, 169,679.76 and 68,510.10 is: 94,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,954.26 : 169,679.76 = 68,510.10 : x
  2. Step 2: Convert to fraction form
    122,954.26/169,679.76 = 68,510.10/x
  3. Step 3: Cross multiply
    122,954.26x = 169,679.76 × 68,510.10
  4. Step 4: Simplify right side
    122,954.26x = 11,624,777,325.58
  5. Step 5: Solve for x
    x = 11,624,777,325.58/122,954.26
  6. Step 6: Final answer
    x = 94,545.54

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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.