Home / 232,214.20-348,321.30-138,902.20

Finding the Fourth Proportional to 232,214.20, 348,321.30 and 138,902.20

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Solution

The fourth proportional to 232,214.20, 348,321.30 and 138,902.20 is: 208,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,214.20 : 348,321.30 = 138,902.20 : x
  2. Step 2: Convert to fraction form
    232,214.20/348,321.30 = 138,902.20/x
  3. Step 3: Cross multiply
    232,214.20x = 348,321.30 × 138,902.20
  4. Step 4: Simplify right side
    232,214.20x = 48,382,594,876.86
  5. Step 5: Solve for x
    x = 48,382,594,876.86/232,214.20
  6. Step 6: Final answer
    x = 208,353.30

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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.