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Finding the Fourth Proportional to 179,773.72, 269,590.52 and 67,392.63

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Solution

The fourth proportional to 179,773.72, 269,590.52 and 67,392.63 is: 101,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,773.72 : 269,590.52 = 67,392.63 : x
  2. Step 2: Convert to fraction form
    179,773.72/269,590.52 = 67,392.63/x
  3. Step 3: Cross multiply
    179,773.72x = 269,590.52 × 67,392.63
  4. Step 4: Simplify right side
    179,773.72x = 18,168,415,045.19
  5. Step 5: Solve for x
    x = 18,168,415,045.19/179,773.72
  6. Step 6: Final answer
    x = 101,062.69

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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.