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Finding the Fourth Proportional to 267,352, 368,945.76 and 159,926.56

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Solution

The fourth proportional to 267,352, 368,945.76 and 159,926.56 is: 220,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,352 : 368,945.76 = 159,926.56 : x
  2. Step 2: Convert to fraction form
    267,352/368,945.76 = 159,926.56/x
  3. Step 3: Cross multiply
    267,352x = 368,945.76 × 159,926.56
  4. Step 4: Simplify right side
    267,352x = 59,004,226,223.39
  5. Step 5: Solve for x
    x = 59,004,226,223.39/267,352
  6. Step 6: Final answer
    x = 220,698.65

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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.