Home / 126,140.22-174,073.32-69,551.73

Finding the Fourth Proportional to 126,140.22, 174,073.32 and 69,551.73

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Solution

The fourth proportional to 126,140.22, 174,073.32 and 69,551.73 is: 95,981.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,140.22 : 174,073.32 = 69,551.73 : x
  2. Step 2: Convert to fraction form
    126,140.22/174,073.32 = 69,551.73/x
  3. Step 3: Cross multiply
    126,140.22x = 174,073.32 × 69,551.73
  4. Step 4: Simplify right side
    126,140.22x = 12,107,100,552.84
  5. Step 5: Solve for x
    x = 12,107,100,552.84/126,140.22
  6. Step 6: Final answer
    x = 95,981.29

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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.