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Finding the Fourth Proportional to 57,584.88, 86,242.92 and 44,332.08

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Solution

The fourth proportional to 57,584.88, 86,242.92 and 44,332.08 is: 66,394.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,584.88 : 86,242.92 = 44,332.08 : x
  2. Step 2: Convert to fraction form
    57,584.88/86,242.92 = 44,332.08/x
  3. Step 3: Cross multiply
    57,584.88x = 86,242.92 × 44,332.08
  4. Step 4: Simplify right side
    57,584.88x = 3,823,328,028.87
  5. Step 5: Solve for x
    x = 3,823,328,028.87/57,584.88
  6. Step 6: Final answer
    x = 66,394.65

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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.