Home / 206,463.74-309,695.04-56,704.18

Finding the Fourth Proportional to 206,463.74, 309,695.04 and 56,704.18

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Solution

The fourth proportional to 206,463.74, 309,695.04 and 56,704.18 is: 85,056.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,463.74 : 309,695.04 = 56,704.18 : x
  2. Step 2: Convert to fraction form
    206,463.74/309,695.04 = 56,704.18/x
  3. Step 3: Cross multiply
    206,463.74x = 309,695.04 × 56,704.18
  4. Step 4: Simplify right side
    206,463.74x = 17,561,003,293.27
  5. Step 5: Solve for x
    x = 17,561,003,293.27/206,463.74
  6. Step 6: Final answer
    x = 85,056.11

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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.