Home / 75,033.41-112,508.57-30,691.31

Finding the Fourth Proportional to 75,033.41, 112,508.57 and 30,691.31

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Solution

The fourth proportional to 75,033.41, 112,508.57 and 30,691.31 is: 46,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,033.41 : 112,508.57 = 30,691.31 : x
  2. Step 2: Convert to fraction form
    75,033.41/112,508.57 = 30,691.31/x
  3. Step 3: Cross multiply
    75,033.41x = 112,508.57 × 30,691.31
  4. Step 4: Simplify right side
    75,033.41x = 3,453,034,683.53
  5. Step 5: Solve for x
    x = 3,453,034,683.53/75,033.41
  6. Step 6: Final answer
    x = 46,019.97

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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.