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Finding the Fourth Proportional to 172,844.93, 259,262.54 and 94,455.57

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Solution

The fourth proportional to 172,844.93, 259,262.54 and 94,455.57 is: 141,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,844.93 : 259,262.54 = 94,455.57 : x
  2. Step 2: Convert to fraction form
    172,844.93/259,262.54 = 94,455.57/x
  3. Step 3: Cross multiply
    172,844.93x = 259,262.54 × 94,455.57
  4. Step 4: Simplify right side
    172,844.93x = 24,488,790,523.07
  5. Step 5: Solve for x
    x = 24,488,790,523.07/172,844.93
  6. Step 6: Final answer
    x = 141,680.70

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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.