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Finding the Fourth Proportional to 230,744.73, 318,571.88 and 176,926.31

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Solution

The fourth proportional to 230,744.73, 318,571.88 and 176,926.31 is: 244,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,744.73 : 318,571.88 = 176,926.31 : x
  2. Step 2: Convert to fraction form
    230,744.73/318,571.88 = 176,926.31/x
  3. Step 3: Cross multiply
    230,744.73x = 318,571.88 × 176,926.31
  4. Step 4: Simplify right side
    230,744.73x = 56,363,744,720.67
  5. Step 5: Solve for x
    x = 56,363,744,720.67/230,744.73
  6. Step 6: Final answer
    x = 244,268.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.