Home / 127,329.22-175,711.17-70,740.73

Finding the Fourth Proportional to 127,329.22, 175,711.17 and 70,740.73

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Solution

The fourth proportional to 127,329.22, 175,711.17 and 70,740.73 is: 97,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,329.22 : 175,711.17 = 70,740.73 : x
  2. Step 2: Convert to fraction form
    127,329.22/175,711.17 = 70,740.73/x
  3. Step 3: Cross multiply
    127,329.22x = 175,711.17 × 70,740.73
  4. Step 4: Simplify right side
    127,329.22x = 12,429,936,434.95
  5. Step 5: Solve for x
    x = 12,429,936,434.95/127,329.22
  6. Step 6: Final answer
    x = 97,620.46

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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.