Home / 126,711.88-174,862.61-70,123.26

Finding the Fourth Proportional to 126,711.88, 174,862.61 and 70,123.26

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Solution

The fourth proportional to 126,711.88, 174,862.61 and 70,123.26 is: 96,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,711.88 : 174,862.61 = 70,123.26 : x
  2. Step 2: Convert to fraction form
    126,711.88/174,862.61 = 70,123.26/x
  3. Step 3: Cross multiply
    126,711.88x = 174,862.61 × 70,123.26
  4. Step 4: Simplify right side
    126,711.88x = 12,261,936,265.31
  5. Step 5: Solve for x
    x = 12,261,936,265.31/126,711.88
  6. Step 6: Final answer
    x = 96,770.22

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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.