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Finding the Third Proportional to 155,425 and 228,036

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Solution

The third proportional to 155,425 and 228,036 is: 334,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,425 : 228,036 = 228,036 : x
  2. Step 2: Convert to fraction form
    155,425/228,036 = 228,036/x
  3. Step 3: Cross multiply
    155,425x = 228,036 × 228,036
  4. Step 4: Simplify right side
    155,425x = 52,000,417,296
  5. Step 5: Solve for x
    x = 52,000,417,296/155,425
  6. Step 6: Final answer
    x = 334,569.20

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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.