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Finding the Fourth Proportional to 267,334.02, 368,718.48 and 171,788.85

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Solution

The fourth proportional to 267,334.02, 368,718.48 and 171,788.85 is: 236,938.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,334.02 : 368,718.48 = 171,788.85 : x
  2. Step 2: Convert to fraction form
    267,334.02/368,718.48 = 171,788.85/x
  3. Step 3: Cross multiply
    267,334.02x = 368,718.48 × 171,788.85
  4. Step 4: Simplify right side
    267,334.02x = 63,341,723,652.95
  5. Step 5: Solve for x
    x = 63,341,723,652.95/267,334.02
  6. Step 6: Final answer
    x = 236,938.51

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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.