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Finding the Fourth Proportional to 61,071.91, 91,593.11 and 25,514.01

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Solution

The fourth proportional to 61,071.91, 91,593.11 and 25,514.01 is: 38,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,071.91 : 91,593.11 = 25,514.01 : x
  2. Step 2: Convert to fraction form
    61,071.91/91,593.11 = 25,514.01/x
  3. Step 3: Cross multiply
    61,071.91x = 91,593.11 × 25,514.01
  4. Step 4: Simplify right side
    61,071.91x = 2,336,907,588.26
  5. Step 5: Solve for x
    x = 2,336,907,588.26/61,071.91
  6. Step 6: Final answer
    x = 38,264.85

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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.