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Finding the Fourth Proportional to 295,517.84, 443,456.03 and 118,009.98

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Solution

The fourth proportional to 295,517.84, 443,456.03 and 118,009.98 is: 177,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,517.84 : 443,456.03 = 118,009.98 : x
  2. Step 2: Convert to fraction form
    295,517.84/443,456.03 = 118,009.98/x
  3. Step 3: Cross multiply
    295,517.84x = 443,456.03 × 118,009.98
  4. Step 4: Simplify right side
    295,517.84x = 52,332,237,526.20
  5. Step 5: Solve for x
    x = 52,332,237,526.20/295,517.84
  6. Step 6: Final answer
    x = 177,086.56

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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.