Home / 122,344.26-168,737.68-101,086.62

Finding the Fourth Proportional to 122,344.26, 168,737.68 and 101,086.62

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Solution

The fourth proportional to 122,344.26, 168,737.68 and 101,086.62 is: 139,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,344.26 : 168,737.68 = 101,086.62 : x
  2. Step 2: Convert to fraction form
    122,344.26/168,737.68 = 101,086.62/x
  3. Step 3: Cross multiply
    122,344.26x = 168,737.68 × 101,086.62
  4. Step 4: Simplify right side
    122,344.26x = 17,057,121,737.84
  5. Step 5: Solve for x
    x = 17,057,121,737.84/122,344.26
  6. Step 6: Final answer
    x = 139,419.06

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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.