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Finding the Fourth Proportional to 71,465.97, 107,189.02 and 50,053.83

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Solution

The fourth proportional to 71,465.97, 107,189.02 and 50,053.83 is: 75,073.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,465.97 : 107,189.02 = 50,053.83 : x
  2. Step 2: Convert to fraction form
    71,465.97/107,189.02 = 50,053.83/x
  3. Step 3: Cross multiply
    71,465.97x = 107,189.02 × 50,053.83
  4. Step 4: Simplify right side
    71,465.97x = 5,365,220,984.95
  5. Step 5: Solve for x
    x = 5,365,220,984.95/71,465.97
  6. Step 6: Final answer
    x = 75,073.79

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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.