Home / 90,393.11-135,574.26-23,833.90

Finding the Fourth Proportional to 90,393.11, 135,574.26 and 23,833.90

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Solution

The fourth proportional to 90,393.11, 135,574.26 and 23,833.90 is: 35,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,393.11 : 135,574.26 = 23,833.90 : x
  2. Step 2: Convert to fraction form
    90,393.11/135,574.26 = 23,833.90/x
  3. Step 3: Cross multiply
    90,393.11x = 135,574.26 × 23,833.90
  4. Step 4: Simplify right side
    90,393.11x = 3,231,262,672.90
  5. Step 5: Solve for x
    x = 3,231,262,672.90/90,393.11
  6. Step 6: Final answer
    x = 35,746.78

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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.