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Finding the Fourth Proportional to 267,274.40, 368,839.09 and 146,413.03

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Solution

The fourth proportional to 267,274.40, 368,839.09 and 146,413.03 is: 202,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,274.40 : 368,839.09 = 146,413.03 : x
  2. Step 2: Convert to fraction form
    267,274.40/368,839.09 = 146,413.03/x
  3. Step 3: Cross multiply
    267,274.40x = 368,839.09 × 146,413.03
  4. Step 4: Simplify right side
    267,274.40x = 54,002,848,749.34
  5. Step 5: Solve for x
    x = 54,002,848,749.34/267,274.40
  6. Step 6: Final answer
    x = 202,050.21

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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.