Home / 89,132.27-122,986.94-50,874.35

Finding the Fourth Proportional to 89,132.27, 122,986.94 and 50,874.35

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Solution

The fourth proportional to 89,132.27, 122,986.94 and 50,874.35 is: 70,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,132.27 : 122,986.94 = 50,874.35 : x
  2. Step 2: Convert to fraction form
    89,132.27/122,986.94 = 50,874.35/x
  3. Step 3: Cross multiply
    89,132.27x = 122,986.94 × 50,874.35
  4. Step 4: Simplify right side
    89,132.27x = 6,256,879,761.68
  5. Step 5: Solve for x
    x = 6,256,879,761.68/89,132.27
  6. Step 6: Final answer
    x = 70,197.70

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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.