Home / 47,479.65-71,177.49-40,504.47

Finding the Fourth Proportional to 47,479.65, 71,177.49 and 40,504.47

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Solution

The fourth proportional to 47,479.65, 71,177.49 and 40,504.47 is: 60,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,479.65 : 71,177.49 = 40,504.47 : x
  2. Step 2: Convert to fraction form
    47,479.65/71,177.49 = 40,504.47/x
  3. Step 3: Cross multiply
    47,479.65x = 71,177.49 × 40,504.47
  4. Step 4: Simplify right side
    47,479.65x = 2,883,006,508.38
  5. Step 5: Solve for x
    x = 2,883,006,508.38/47,479.65
  6. Step 6: Final answer
    x = 60,720.89

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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.