Home / 75,375.27-113,058.05-28,626.93

Finding the Fourth Proportional to 75,375.27, 113,058.05 and 28,626.93

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Solution

The fourth proportional to 75,375.27, 113,058.05 and 28,626.93 is: 42,938.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,375.27 : 113,058.05 = 28,626.93 : x
  2. Step 2: Convert to fraction form
    75,375.27/113,058.05 = 28,626.93/x
  3. Step 3: Cross multiply
    75,375.27x = 113,058.05 × 28,626.93
  4. Step 4: Simplify right side
    75,375.27x = 3,236,504,740.15
  5. Step 5: Solve for x
    x = 3,236,504,740.15/75,375.27
  6. Step 6: Final answer
    x = 42,938.55

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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.