Home / 84,250.67-126,367.16-28,084.73

Finding the Fourth Proportional to 84,250.67, 126,367.16 and 28,084.73

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Solution

The fourth proportional to 84,250.67, 126,367.16 and 28,084.73 is: 42,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,250.67 : 126,367.16 = 28,084.73 : x
  2. Step 2: Convert to fraction form
    84,250.67/126,367.16 = 28,084.73/x
  3. Step 3: Cross multiply
    84,250.67x = 126,367.16 × 28,084.73
  4. Step 4: Simplify right side
    84,250.67x = 3,548,986,797.21
  5. Step 5: Solve for x
    x = 3,548,986,797.21/84,250.67
  6. Step 6: Final answer
    x = 42,124.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.