Home / 47,789.97-71,326.90-47,001.64

Finding the Fourth Proportional to 47,789.97, 71,326.90 and 47,001.64

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Solution

The fourth proportional to 47,789.97, 71,326.90 and 47,001.64 is: 70,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,789.97 : 71,326.90 = 47,001.64 : x
  2. Step 2: Convert to fraction form
    47,789.97/71,326.90 = 47,001.64/x
  3. Step 3: Cross multiply
    47,789.97x = 71,326.90 × 47,001.64
  4. Step 4: Simplify right side
    47,789.97x = 3,352,481,276.12
  5. Step 5: Solve for x
    x = 3,352,481,276.12/47,789.97
  6. Step 6: Final answer
    x = 70,150.31

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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.