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Finding the Fourth Proportional to 95,696.64, 132,045.12 and 53,249.28

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Solution

The fourth proportional to 95,696.64, 132,045.12 and 53,249.28 is: 73,474.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,696.64 : 132,045.12 = 53,249.28 : x
  2. Step 2: Convert to fraction form
    95,696.64/132,045.12 = 53,249.28/x
  3. Step 3: Cross multiply
    95,696.64x = 132,045.12 × 53,249.28
  4. Step 4: Simplify right side
    95,696.64x = 7,031,307,567.51
  5. Step 5: Solve for x
    x = 7,031,307,567.51/95,696.64
  6. Step 6: Final answer
    x = 73,474.97

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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.