Home / 49,160.40-67,780.85-36,395.61

Finding the Fourth Proportional to 49,160.40, 67,780.85 and 36,395.61

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Solution

The fourth proportional to 49,160.40, 67,780.85 and 36,395.61 is: 50,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,160.40 : 67,780.85 = 36,395.61 : x
  2. Step 2: Convert to fraction form
    49,160.40/67,780.85 = 36,395.61/x
  3. Step 3: Cross multiply
    49,160.40x = 67,780.85 × 36,395.61
  4. Step 4: Simplify right side
    49,160.40x = 2,466,925,200.09
  5. Step 5: Solve for x
    x = 2,466,925,200.09/49,160.40
  6. Step 6: Final answer
    x = 50,181.15

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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.