Home / 206,934.49-310,336.10-88,574.05

Finding the Fourth Proportional to 206,934.49, 310,336.10 and 88,574.05

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Solution

The fourth proportional to 206,934.49, 310,336.10 and 88,574.05 is: 132,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,934.49 : 310,336.10 = 88,574.05 : x
  2. Step 2: Convert to fraction form
    206,934.49/310,336.10 = 88,574.05/x
  3. Step 3: Cross multiply
    206,934.49x = 310,336.10 × 88,574.05
  4. Step 4: Simplify right side
    206,934.49x = 27,487,723,243.65
  5. Step 5: Solve for x
    x = 27,487,723,243.65/206,934.49
  6. Step 6: Final answer
    x = 132,832.97

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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.