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Finding the Fourth Proportional to 267,737.40, 401,360.04 and 115,839.54

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Solution

The fourth proportional to 267,737.40, 401,360.04 and 115,839.54 is: 173,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,737.40 : 401,360.04 = 115,839.54 : x
  2. Step 2: Convert to fraction form
    267,737.40/401,360.04 = 115,839.54/x
  3. Step 3: Cross multiply
    267,737.40x = 401,360.04 × 115,839.54
  4. Step 4: Simplify right side
    267,737.40x = 46,493,362,407.98
  5. Step 5: Solve for x
    x = 46,493,362,407.98/267,737.40
  6. Step 6: Final answer
    x = 173,652.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.