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Finding the Fourth Proportional to 57,332.36, 79,114.32 and 32,177

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Solution

The fourth proportional to 57,332.36, 79,114.32 and 32,177 is: 44,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,332.36 : 79,114.32 = 32,177 : x
  2. Step 2: Convert to fraction form
    57,332.36/79,114.32 = 32,177/x
  3. Step 3: Cross multiply
    57,332.36x = 79,114.32 × 32,177
  4. Step 4: Simplify right side
    57,332.36x = 2,545,661,474.64
  5. Step 5: Solve for x
    x = 2,545,661,474.64/57,332.36
  6. Step 6: Final answer
    x = 44,401.83

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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.