Home / 75,344.55-103,975.15-41,353.59

Finding the Fourth Proportional to 75,344.55, 103,975.15 and 41,353.59

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Solution

The fourth proportional to 75,344.55, 103,975.15 and 41,353.59 is: 57,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,344.55 : 103,975.15 = 41,353.59 : x
  2. Step 2: Convert to fraction form
    75,344.55/103,975.15 = 41,353.59/x
  3. Step 3: Cross multiply
    75,344.55x = 103,975.15 × 41,353.59
  4. Step 4: Simplify right side
    75,344.55x = 4,299,745,723.29
  5. Step 5: Solve for x
    x = 4,299,745,723.29/75,344.55
  6. Step 6: Final answer
    x = 57,067.77

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1.5x scale

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.