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Finding the Fourth Proportional to 232,118.20, 347,918.10 and 132,326.20

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Solution

The fourth proportional to 232,118.20, 347,918.10 and 132,326.20 is: 198,341.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,118.20 : 347,918.10 = 132,326.20 : x
  2. Step 2: Convert to fraction form
    232,118.20/347,918.10 = 132,326.20/x
  3. Step 3: Cross multiply
    232,118.20x = 347,918.10 × 132,326.20
  4. Step 4: Simplify right side
    232,118.20x = 46,038,680,084.22
  5. Step 5: Solve for x
    x = 46,038,680,084.22/232,118.20
  6. Step 6: Final answer
    x = 198,341.53

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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.