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Finding the Fourth Proportional to 104,488.48, 144,194.16 and 59,776.48

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Solution

The fourth proportional to 104,488.48, 144,194.16 and 59,776.48 is: 82,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,488.48 : 144,194.16 = 59,776.48 : x
  2. Step 2: Convert to fraction form
    104,488.48/144,194.16 = 59,776.48/x
  3. Step 3: Cross multiply
    104,488.48x = 144,194.16 × 59,776.48
  4. Step 4: Simplify right side
    104,488.48x = 8,619,419,321.36
  5. Step 5: Solve for x
    x = 8,619,419,321.36/104,488.48
  6. Step 6: Final answer
    x = 82,491.58

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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.