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Finding the Fourth Proportional to 57,615.54, 86,363.95 and 22,067.16

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Solution

The fourth proportional to 57,615.54, 86,363.95 and 22,067.16 is: 33,078.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,615.54 : 86,363.95 = 22,067.16 : x
  2. Step 2: Convert to fraction form
    57,615.54/86,363.95 = 22,067.16/x
  3. Step 3: Cross multiply
    57,615.54x = 86,363.95 × 22,067.16
  4. Step 4: Simplify right side
    57,615.54x = 1,905,807,102.88
  5. Step 5: Solve for x
    x = 1,905,807,102.88/57,615.54
  6. Step 6: Final answer
    x = 33,078.00

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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.