Home / 282,723.20-424,084.80-95,734.70

Finding the Fourth Proportional to 282,723.20, 424,084.80 and 95,734.70

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Solution

The fourth proportional to 282,723.20, 424,084.80 and 95,734.70 is: 143,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,723.20 : 424,084.80 = 95,734.70 : x
  2. Step 2: Convert to fraction form
    282,723.20/424,084.80 = 95,734.70/x
  3. Step 3: Cross multiply
    282,723.20x = 424,084.80 × 95,734.70
  4. Step 4: Simplify right side
    282,723.20x = 40,599,631,102.56
  5. Step 5: Solve for x
    x = 40,599,631,102.56/282,723.20
  6. Step 6: Final answer
    x = 143,602.05

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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.