Home / 126,888.30-174,928.14-88,593.12

Finding the Fourth Proportional to 126,888.30, 174,928.14 and 88,593.12

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Solution

The fourth proportional to 126,888.30, 174,928.14 and 88,593.12 is: 122,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,888.30 : 174,928.14 = 88,593.12 : x
  2. Step 2: Convert to fraction form
    126,888.30/174,928.14 = 88,593.12/x
  3. Step 3: Cross multiply
    126,888.30x = 174,928.14 × 88,593.12
  4. Step 4: Simplify right side
    126,888.30x = 15,497,429,698.40
  5. Step 5: Solve for x
    x = 15,497,429,698.40/126,888.30
  6. Step 6: Final answer
    x = 122,134.43

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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.