Home / 90,147.44-135,127.20-33,948.92

Finding the Fourth Proportional to 90,147.44, 135,127.20 and 33,948.92

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Solution

The fourth proportional to 90,147.44, 135,127.20 and 33,948.92 is: 50,888.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,147.44 : 135,127.20 = 33,948.92 : x
  2. Step 2: Convert to fraction form
    90,147.44/135,127.20 = 33,948.92/x
  3. Step 3: Cross multiply
    90,147.44x = 135,127.20 × 33,948.92
  4. Step 4: Simplify right side
    90,147.44x = 4,587,422,502.62
  5. Step 5: Solve for x
    x = 4,587,422,502.62/90,147.44
  6. Step 6: Final answer
    x = 50,888.00

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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.