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Finding the Fourth Proportional to 61,995.36, 92,992.24 and 15,248.64

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Solution

The fourth proportional to 61,995.36, 92,992.24 and 15,248.64 is: 22,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,995.36 : 92,992.24 = 15,248.64 : x
  2. Step 2: Convert to fraction form
    61,995.36/92,992.24 = 15,248.64/x
  3. Step 3: Cross multiply
    61,995.36x = 92,992.24 × 15,248.64
  4. Step 4: Simplify right side
    61,995.36x = 1,418,005,190.55
  5. Step 5: Solve for x
    x = 1,418,005,190.55/61,995.36
  6. Step 6: Final answer
    x = 22,872.76

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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.