Home / 206,222.50-309,382.08-64,060.48

Finding the Fourth Proportional to 206,222.50, 309,382.08 and 64,060.48

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Solution

The fourth proportional to 206,222.50, 309,382.08 and 64,060.48 is: 96,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,222.50 : 309,382.08 = 64,060.48 : x
  2. Step 2: Convert to fraction form
    206,222.50/309,382.08 = 64,060.48/x
  3. Step 3: Cross multiply
    206,222.50x = 309,382.08 × 64,060.48
  4. Step 4: Simplify right side
    206,222.50x = 19,819,164,548.20
  5. Step 5: Solve for x
    x = 19,819,164,548.20/206,222.50
  6. Step 6: Final answer
    x = 96,105.73

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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.