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Finding the Fourth Proportional to 176,304.47, 264,454.88 and 43,185.42

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Solution

The fourth proportional to 176,304.47, 264,454.88 and 43,185.42 is: 64,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,304.47 : 264,454.88 = 43,185.42 : x
  2. Step 2: Convert to fraction form
    176,304.47/264,454.88 = 43,185.42/x
  3. Step 3: Cross multiply
    176,304.47x = 264,454.88 × 43,185.42
  4. Step 4: Simplify right side
    176,304.47x = 11,420,594,847.92
  5. Step 5: Solve for x
    x = 11,420,594,847.92/176,304.47
  6. Step 6: Final answer
    x = 64,777.68

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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.