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Finding the Fourth Proportional to 264,359.49, 364,663.38 and 168,758.43

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Solution

The fourth proportional to 264,359.49, 364,663.38 and 168,758.43 is: 232,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,359.49 : 364,663.38 = 168,758.43 : x
  2. Step 2: Convert to fraction form
    264,359.49/364,663.38 = 168,758.43/x
  3. Step 3: Cross multiply
    264,359.49x = 364,663.38 × 168,758.43
  4. Step 4: Simplify right side
    264,359.49x = 61,540,019,487.29
  5. Step 5: Solve for x
    x = 61,540,019,487.29/264,359.49
  6. Step 6: Final answer
    x = 232,789.14

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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.