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Finding the Fourth Proportional to 95,338, 143,044.66 and 36,189.37

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Solution

The fourth proportional to 95,338, 143,044.66 and 36,189.37 is: 54,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,338 : 143,044.66 = 36,189.37 : x
  2. Step 2: Convert to fraction form
    95,338/143,044.66 = 36,189.37/x
  3. Step 3: Cross multiply
    95,338x = 143,044.66 × 36,189.37
  4. Step 4: Simplify right side
    95,338x = 5,176,696,127.26
  5. Step 5: Solve for x
    x = 5,176,696,127.26/95,338
  6. Step 6: Final answer
    x = 54,298.35

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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.