Home / 90,481.10-124,858.04-50,194.76

Finding the Fourth Proportional to 90,481.10, 124,858.04 and 50,194.76

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Solution

The fourth proportional to 90,481.10, 124,858.04 and 50,194.76 is: 69,265.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,481.10 : 124,858.04 = 50,194.76 : x
  2. Step 2: Convert to fraction form
    90,481.10/124,858.04 = 50,194.76/x
  3. Step 3: Cross multiply
    90,481.10x = 124,858.04 × 50,194.76
  4. Step 4: Simplify right side
    90,481.10x = 6,267,218,476.61
  5. Step 5: Solve for x
    x = 6,267,218,476.61/90,481.10
  6. Step 6: Final answer
    x = 69,265.50

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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.