Home / 90,193.46-124,458.49-61,062.57

Finding the Fourth Proportional to 90,193.46, 124,458.49 and 61,062.57

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Solution

The fourth proportional to 90,193.46, 124,458.49 and 61,062.57 is: 84,260.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,193.46 : 124,458.49 = 61,062.57 : x
  2. Step 2: Convert to fraction form
    90,193.46/124,458.49 = 61,062.57/x
  3. Step 3: Cross multiply
    90,193.46x = 124,458.49 × 61,062.57
  4. Step 4: Simplify right side
    90,193.46x = 7,599,755,105.06
  5. Step 5: Solve for x
    x = 7,599,755,105.06/90,193.46
  6. Step 6: Final answer
    x = 84,260.61

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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.