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Finding the Fourth Proportional to 104,897.24, 144,747.14 and 62,449.96

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Solution

The fourth proportional to 104,897.24, 144,747.14 and 62,449.96 is: 86,174.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,897.24 : 144,747.14 = 62,449.96 : x
  2. Step 2: Convert to fraction form
    104,897.24/144,747.14 = 62,449.96/x
  3. Step 3: Cross multiply
    104,897.24x = 144,747.14 × 62,449.96
  4. Step 4: Simplify right side
    104,897.24x = 9,039,453,103.11
  5. Step 5: Solve for x
    x = 9,039,453,103.11/104,897.24
  6. Step 6: Final answer
    x = 86,174.37

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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.