Home / 83,113.20-124,633.35-33,176.70

Finding the Fourth Proportional to 83,113.20, 124,633.35 and 33,176.70

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Solution

The fourth proportional to 83,113.20, 124,633.35 and 33,176.70 is: 49,750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,113.20 : 124,633.35 = 33,176.70 : x
  2. Step 2: Convert to fraction form
    83,113.20/124,633.35 = 33,176.70/x
  3. Step 3: Cross multiply
    83,113.20x = 124,633.35 × 33,176.70
  4. Step 4: Simplify right side
    83,113.20x = 4,134,923,262.95
  5. Step 5: Solve for x
    x = 4,134,923,262.95/83,113.20
  6. Step 6: Final answer
    x = 49,750.50

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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.