Home / 195,305.70-293,078.61-90,132.42

Finding the Fourth Proportional to 195,305.70, 293,078.61 and 90,132.42

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Solution

The fourth proportional to 195,305.70, 293,078.61 and 90,132.42 is: 135,254.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,305.70 : 293,078.61 = 90,132.42 : x
  2. Step 2: Convert to fraction form
    195,305.70/293,078.61 = 90,132.42/x
  3. Step 3: Cross multiply
    195,305.70x = 293,078.61 × 90,132.42
  4. Step 4: Simplify right side
    195,305.70x = 26,415,884,369.54
  5. Step 5: Solve for x
    x = 26,415,884,369.54/195,305.70
  6. Step 6: Final answer
    x = 135,254.04

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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.