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Finding the Fourth Proportional to 206,657.04, 310,017.96 and 88,329

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Solution

The fourth proportional to 206,657.04, 310,017.96 and 88,329 is: 132,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,657.04 : 310,017.96 = 88,329 : x
  2. Step 2: Convert to fraction form
    206,657.04/310,017.96 = 88,329/x
  3. Step 3: Cross multiply
    206,657.04x = 310,017.96 × 88,329
  4. Step 4: Simplify right side
    206,657.04x = 27,383,576,388.84
  5. Step 5: Solve for x
    x = 27,383,576,388.84/206,657.04
  6. Step 6: Final answer
    x = 132,507.35

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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.