Home / 232,242.28-348,279.80-80,398.06

Finding the Fourth Proportional to 232,242.28, 348,279.80 and 80,398.06

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Solution

The fourth proportional to 232,242.28, 348,279.80 and 80,398.06 is: 120,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,242.28 : 348,279.80 = 80,398.06 : x
  2. Step 2: Convert to fraction form
    232,242.28/348,279.80 = 80,398.06/x
  3. Step 3: Cross multiply
    232,242.28x = 348,279.80 × 80,398.06
  4. Step 4: Simplify right side
    232,242.28x = 28,001,018,515.79
  5. Step 5: Solve for x
    x = 28,001,018,515.79/232,242.28
  6. Step 6: Final answer
    x = 120,568.14

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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.