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Finding the Fourth Proportional to 116,343.52, 174,581.13 and 49,777.72

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Solution

The fourth proportional to 116,343.52, 174,581.13 and 49,777.72 is: 74,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,343.52 : 174,581.13 = 49,777.72 : x
  2. Step 2: Convert to fraction form
    116,343.52/174,581.13 = 49,777.72/x
  3. Step 3: Cross multiply
    116,343.52x = 174,581.13 × 49,777.72
  4. Step 4: Simplify right side
    116,343.52x = 8,690,250,606.42
  5. Step 5: Solve for x
    x = 8,690,250,606.42/116,343.52
  6. Step 6: Final answer
    x = 74,694.75

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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.