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Finding the Fourth Proportional to 119,590.17, 179,262.17 and 53,061.63

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Solution

The fourth proportional to 119,590.17, 179,262.17 and 53,061.63 is: 79,537.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,590.17 : 179,262.17 = 53,061.63 : x
  2. Step 2: Convert to fraction form
    119,590.17/179,262.17 = 53,061.63/x
  3. Step 3: Cross multiply
    119,590.17x = 179,262.17 × 53,061.63
  4. Step 4: Simplify right side
    119,590.17x = 9,511,942,937.54
  5. Step 5: Solve for x
    x = 9,511,942,937.54/119,590.17
  6. Step 6: Final answer
    x = 79,537.83

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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.