Home / 127,272.68-175,626.05-73,561.18

Finding the Fourth Proportional to 127,272.68, 175,626.05 and 73,561.18

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Solution

The fourth proportional to 127,272.68, 175,626.05 and 73,561.18 is: 101,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,272.68 : 175,626.05 = 73,561.18 : x
  2. Step 2: Convert to fraction form
    127,272.68/175,626.05 = 73,561.18/x
  3. Step 3: Cross multiply
    127,272.68x = 175,626.05 × 73,561.18
  4. Step 4: Simplify right side
    127,272.68x = 12,919,259,476.74
  5. Step 5: Solve for x
    x = 12,919,259,476.74/127,272.68
  6. Step 6: Final answer
    x = 101,508.51

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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.