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Finding the Fourth Proportional to 168,670.35, 232,773.75 and 97,061.09

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Solution

The fourth proportional to 168,670.35, 232,773.75 and 97,061.09 is: 133,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,670.35 : 232,773.75 = 97,061.09 : x
  2. Step 2: Convert to fraction form
    168,670.35/232,773.75 = 97,061.09/x
  3. Step 3: Cross multiply
    168,670.35x = 232,773.75 × 97,061.09
  4. Step 4: Simplify right side
    168,670.35x = 22,593,272,734.52
  5. Step 5: Solve for x
    x = 22,593,272,734.52/168,670.35
  6. Step 6: Final answer
    x = 133,949.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.