Home / 90,251.43-124,546.53-48,858.31

Finding the Fourth Proportional to 90,251.43, 124,546.53 and 48,858.31

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Solution

The fourth proportional to 90,251.43, 124,546.53 and 48,858.31 is: 67,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,251.43 : 124,546.53 = 48,858.31 : x
  2. Step 2: Convert to fraction form
    90,251.43/124,546.53 = 48,858.31/x
  3. Step 3: Cross multiply
    90,251.43x = 124,546.53 × 48,858.31
  4. Step 4: Simplify right side
    90,251.43x = 6,085,132,335.66
  5. Step 5: Solve for x
    x = 6,085,132,335.66/90,251.43
  6. Step 6: Final answer
    x = 67,424.22

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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.