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Finding the Fourth Proportional to 228,657.62, 343,110.36 and 95,549.60

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Solution

The fourth proportional to 228,657.62, 343,110.36 and 95,549.60 is: 143,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,657.62 : 343,110.36 = 95,549.60 : x
  2. Step 2: Convert to fraction form
    228,657.62/343,110.36 = 95,549.60/x
  3. Step 3: Cross multiply
    228,657.62x = 343,110.36 × 95,549.60
  4. Step 4: Simplify right side
    228,657.62x = 32,784,057,653.86
  5. Step 5: Solve for x
    x = 32,784,057,653.86/228,657.62
  6. Step 6: Final answer
    x = 143,376.19

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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.