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Finding the Fourth Proportional to 228,656.62, 343,108.86 and 95,548.60

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Solution

The fourth proportional to 228,656.62, 343,108.86 and 95,548.60 is: 143,374.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,656.62 : 343,108.86 = 95,548.60 : x
  2. Step 2: Convert to fraction form
    228,656.62/343,108.86 = 95,548.60/x
  3. Step 3: Cross multiply
    228,656.62x = 343,108.86 × 95,548.60
  4. Step 4: Simplify right side
    228,656.62x = 32,783,571,220.60
  5. Step 5: Solve for x
    x = 32,783,571,220.60/228,656.62
  6. Step 6: Final answer
    x = 143,374.69

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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.