Home / 268,232.30-402,348.45-135,061.10

Finding the Fourth Proportional to 268,232.30, 402,348.45 and 135,061.10

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Solution

The fourth proportional to 268,232.30, 402,348.45 and 135,061.10 is: 202,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,232.30 : 402,348.45 = 135,061.10 : x
  2. Step 2: Convert to fraction form
    268,232.30/402,348.45 = 135,061.10/x
  3. Step 3: Cross multiply
    268,232.30x = 402,348.45 × 135,061.10
  4. Step 4: Simplify right side
    268,232.30x = 54,341,624,240.30
  5. Step 5: Solve for x
    x = 54,341,624,240.30/268,232.30
  6. Step 6: Final answer
    x = 202,591.65

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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.