Home / 107,517.12-148,378.66-59,771.22

Finding the Fourth Proportional to 107,517.12, 148,378.66 and 59,771.22

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Solution

The fourth proportional to 107,517.12, 148,378.66 and 59,771.22 is: 82,487.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,517.12 : 148,378.66 = 59,771.22 : x
  2. Step 2: Convert to fraction form
    107,517.12/148,378.66 = 59,771.22/x
  3. Step 3: Cross multiply
    107,517.12x = 148,378.66 × 59,771.22
  4. Step 4: Simplify right side
    107,517.12x = 8,868,773,530.17
  5. Step 5: Solve for x
    x = 8,868,773,530.17/107,517.12
  6. Step 6: Final answer
    x = 82,487.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.