Home / 135,729.65-203,512.46-60,835.84

Finding the Fourth Proportional to 135,729.65, 203,512.46 and 60,835.84

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Solution

The fourth proportional to 135,729.65, 203,512.46 and 60,835.84 is: 91,217.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,729.65 : 203,512.46 = 60,835.84 : x
  2. Step 2: Convert to fraction form
    135,729.65/203,512.46 = 60,835.84/x
  3. Step 3: Cross multiply
    135,729.65x = 203,512.46 × 60,835.84
  4. Step 4: Simplify right side
    135,729.65x = 12,380,851,454.57
  5. Step 5: Solve for x
    x = 12,380,851,454.57/135,729.65
  6. Step 6: Final answer
    x = 91,217.00

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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.