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Finding the Third Proportional to 155,656.50 and 228,319.50

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Solution

The third proportional to 155,656.50 and 228,319.50 is: 334,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,656.50 : 228,319.50 = 228,319.50 : x
  2. Step 2: Convert to fraction form
    155,656.50/228,319.50 = 228,319.50/x
  3. Step 3: Cross multiply
    155,656.50x = 228,319.50 × 228,319.50
  4. Step 4: Simplify right side
    155,656.50x = 52,129,794,080.25
  5. Step 5: Solve for x
    x = 52,129,794,080.25/155,656.50
  6. Step 6: Final answer
    x = 334,902.78

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.