Home / 104,976.27-144,868.50-57,229.20

Finding the Fourth Proportional to 104,976.27, 144,868.50 and 57,229.20

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Solution

The fourth proportional to 104,976.27, 144,868.50 and 57,229.20 is: 78,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976.27 : 144,868.50 = 57,229.20 : x
  2. Step 2: Convert to fraction form
    104,976.27/144,868.50 = 57,229.20/x
  3. Step 3: Cross multiply
    104,976.27x = 144,868.50 × 57,229.20
  4. Step 4: Simplify right side
    104,976.27x = 8,290,708,360.20
  5. Step 5: Solve for x
    x = 8,290,708,360.20/104,976.27
  6. Step 6: Final answer
    x = 78,976.98

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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.