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Finding the Fourth Proportional to 228,151.62, 342,314.91 and 94,996.13

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Solution

The fourth proportional to 228,151.62, 342,314.91 and 94,996.13 is: 142,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,151.62 : 342,314.91 = 94,996.13 : x
  2. Step 2: Convert to fraction form
    228,151.62/342,314.91 = 94,996.13/x
  3. Step 3: Cross multiply
    228,151.62x = 342,314.91 × 94,996.13
  4. Step 4: Simplify right side
    228,151.62x = 32,518,589,979.72
  5. Step 5: Solve for x
    x = 32,518,589,979.72/228,151.62
  6. Step 6: Final answer
    x = 142,530.61

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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.