Home / 49,105.92-73,785.60-40,811.52

Finding the Fourth Proportional to 49,105.92, 73,785.60 and 40,811.52

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Solution

The fourth proportional to 49,105.92, 73,785.60 and 40,811.52 is: 61,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,105.92 : 73,785.60 = 40,811.52 : x
  2. Step 2: Convert to fraction form
    49,105.92/73,785.60 = 40,811.52/x
  3. Step 3: Cross multiply
    49,105.92x = 73,785.60 × 40,811.52
  4. Step 4: Simplify right side
    49,105.92x = 3,011,302,490.11
  5. Step 5: Solve for x
    x = 3,011,302,490.11/49,105.92
  6. Step 6: Final answer
    x = 61,322.60

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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.