Home / 206,294.24-309,444.10-66,052.87

Finding the Fourth Proportional to 206,294.24, 309,444.10 and 66,052.87

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Solution

The fourth proportional to 206,294.24, 309,444.10 and 66,052.87 is: 99,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,294.24 : 309,444.10 = 66,052.87 : x
  2. Step 2: Convert to fraction form
    206,294.24/309,444.10 = 66,052.87/x
  3. Step 3: Cross multiply
    206,294.24x = 309,444.10 × 66,052.87
  4. Step 4: Simplify right side
    206,294.24x = 20,439,669,970.82
  5. Step 5: Solve for x
    x = 20,439,669,970.82/206,294.24
  6. Step 6: Final answer
    x = 99,080.18

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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.