Home / 90,204.52-135,269.70-27,002.32

Finding the Fourth Proportional to 90,204.52, 135,269.70 and 27,002.32

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Solution

The fourth proportional to 90,204.52, 135,269.70 and 27,002.32 is: 40,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,204.52 : 135,269.70 = 27,002.32 : x
  2. Step 2: Convert to fraction form
    90,204.52/135,269.70 = 27,002.32/x
  3. Step 3: Cross multiply
    90,204.52x = 135,269.70 × 27,002.32
  4. Step 4: Simplify right side
    90,204.52x = 3,652,595,725.70
  5. Step 5: Solve for x
    x = 3,652,595,725.70/90,204.52
  6. Step 6: Final answer
    x = 40,492.38

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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.