Home / 272,729.28-409,084.20-95,235.60

Finding the Fourth Proportional to 272,729.28, 409,084.20 and 95,235.60

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Solution

The fourth proportional to 272,729.28, 409,084.20 and 95,235.60 is: 142,850.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,729.28 : 409,084.20 = 95,235.60 : x
  2. Step 2: Convert to fraction form
    272,729.28/409,084.20 = 95,235.60/x
  3. Step 3: Cross multiply
    272,729.28x = 409,084.20 × 95,235.60
  4. Step 4: Simplify right side
    272,729.28x = 38,959,379,237.52
  5. Step 5: Solve for x
    x = 38,959,379,237.52/272,729.28
  6. Step 6: Final answer
    x = 142,850.01

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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.