Home / 90,383.04-135,585.90-27,193.32

Finding the Fourth Proportional to 90,383.04, 135,585.90 and 27,193.32

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Solution

The fourth proportional to 90,383.04, 135,585.90 and 27,193.32 is: 40,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,383.04 : 135,585.90 = 27,193.32 : x
  2. Step 2: Convert to fraction form
    90,383.04/135,585.90 = 27,193.32/x
  3. Step 3: Cross multiply
    90,383.04x = 135,585.90 × 27,193.32
  4. Step 4: Simplify right side
    90,383.04x = 3,687,030,766.19
  5. Step 5: Solve for x
    x = 3,687,030,766.19/90,383.04
  6. Step 6: Final answer
    x = 40,793.39

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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.