Home / 49,190.91-73,402.70-43,889.48

Finding the Fourth Proportional to 49,190.91, 73,402.70 and 43,889.48

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Solution

The fourth proportional to 49,190.91, 73,402.70 and 43,889.48 is: 65,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,190.91 : 73,402.70 = 43,889.48 : x
  2. Step 2: Convert to fraction form
    49,190.91/73,402.70 = 43,889.48/x
  3. Step 3: Cross multiply
    49,190.91x = 73,402.70 × 43,889.48
  4. Step 4: Simplify right side
    49,190.91x = 3,221,605,966.58
  5. Step 5: Solve for x
    x = 3,221,605,966.58/49,190.91
  6. Step 6: Final answer
    x = 65,491.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.