Home / 71,805.07-107,407.58-50,456.28

Finding the Fourth Proportional to 71,805.07, 107,407.58 and 50,456.28

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Solution

The fourth proportional to 71,805.07, 107,407.58 and 50,456.28 is: 75,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,805.07 : 107,407.58 = 50,456.28 : x
  2. Step 2: Convert to fraction form
    71,805.07/107,407.58 = 50,456.28/x
  3. Step 3: Cross multiply
    71,805.07x = 107,407.58 × 50,456.28
  4. Step 4: Simplify right side
    71,805.07x = 5,419,386,930.60
  5. Step 5: Solve for x
    x = 5,419,386,930.60/71,805.07
  6. Step 6: Final answer
    x = 75,473.60

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1.5x scale

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.