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Finding the Fourth Proportional to 117,252.72, 175,884 and 34,146.72

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Solution

The fourth proportional to 117,252.72, 175,884 and 34,146.72 is: 51,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,252.72 : 175,884 = 34,146.72 : x
  2. Step 2: Convert to fraction form
    117,252.72/175,884 = 34,146.72/x
  3. Step 3: Cross multiply
    117,252.72x = 175,884 × 34,146.72
  4. Step 4: Simplify right side
    117,252.72x = 6,005,861,700.48
  5. Step 5: Solve for x
    x = 6,005,861,700.48/117,252.72
  6. Step 6: Final answer
    x = 51,221.51

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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.