Home / 49,332.87-68,101.56-31,451.85

Finding the Fourth Proportional to 49,332.87, 68,101.56 and 31,451.85

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Solution

The fourth proportional to 49,332.87, 68,101.56 and 31,451.85 is: 43,417.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,332.87 : 68,101.56 = 31,451.85 : x
  2. Step 2: Convert to fraction form
    49,332.87/68,101.56 = 31,451.85/x
  3. Step 3: Cross multiply
    49,332.87x = 68,101.56 × 31,451.85
  4. Step 4: Simplify right side
    49,332.87x = 2,141,920,049.89
  5. Step 5: Solve for x
    x = 2,141,920,049.89/49,332.87
  6. Step 6: Final answer
    x = 43,417.71

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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.