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Finding the Fourth Proportional to 176,634.80, 243,784.44 and 104,049.44

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Solution

The fourth proportional to 176,634.80, 243,784.44 and 104,049.44 is: 143,604.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,634.80 : 243,784.44 = 104,049.44 : x
  2. Step 2: Convert to fraction form
    176,634.80/243,784.44 = 104,049.44/x
  3. Step 3: Cross multiply
    176,634.80x = 243,784.44 × 104,049.44
  4. Step 4: Simplify right side
    176,634.80x = 25,365,634,462.71
  5. Step 5: Solve for x
    x = 25,365,634,462.71/176,634.80
  6. Step 6: Final answer
    x = 143,604.97

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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.