Home / 71,286.23-107,419.67-59,080.95

Finding the Fourth Proportional to 71,286.23, 107,419.67 and 59,080.95

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Solution

The fourth proportional to 71,286.23, 107,419.67 and 59,080.95 is: 89,027.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,286.23 : 107,419.67 = 59,080.95 : x
  2. Step 2: Convert to fraction form
    71,286.23/107,419.67 = 59,080.95/x
  3. Step 3: Cross multiply
    71,286.23x = 107,419.67 × 59,080.95
  4. Step 4: Simplify right side
    71,286.23x = 6,346,455,856.88
  5. Step 5: Solve for x
    x = 6,346,455,856.88/71,286.23
  6. Step 6: Final answer
    x = 89,027.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.