Home / 47,979.28-66,177.12-41,594.45

Finding the Fourth Proportional to 47,979.28, 66,177.12 and 41,594.45

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Solution

The fourth proportional to 47,979.28, 66,177.12 and 41,594.45 is: 57,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.28 : 66,177.12 = 41,594.45 : x
  2. Step 2: Convert to fraction form
    47,979.28/66,177.12 = 41,594.45/x
  3. Step 3: Cross multiply
    47,979.28x = 66,177.12 × 41,594.45
  4. Step 4: Simplify right side
    47,979.28x = 2,752,601,074.43
  5. Step 5: Solve for x
    x = 2,752,601,074.43/47,979.28
  6. Step 6: Final answer
    x = 57,370.62

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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.