Home / 127,928.26-176,613.15-88,708.06

Finding the Fourth Proportional to 127,928.26, 176,613.15 and 88,708.06

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Solution

The fourth proportional to 127,928.26, 176,613.15 and 88,708.06 is: 122,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,928.26 : 176,613.15 = 88,708.06 : x
  2. Step 2: Convert to fraction form
    127,928.26/176,613.15 = 88,708.06/x
  3. Step 3: Cross multiply
    127,928.26x = 176,613.15 × 88,708.06
  4. Step 4: Simplify right side
    127,928.26x = 15,667,009,906.99
  5. Step 5: Solve for x
    x = 15,667,009,906.99/127,928.26
  6. Step 6: Final answer
    x = 122,467.15

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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.