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Finding the Fourth Proportional to 267,641, 401,617.02 and 119,897

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Solution

The fourth proportional to 267,641, 401,617.02 and 119,897 is: 179,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,641 : 401,617.02 = 119,897 : x
  2. Step 2: Convert to fraction form
    267,641/401,617.02 = 119,897/x
  3. Step 3: Cross multiply
    267,641x = 401,617.02 × 119,897
  4. Step 4: Simplify right side
    267,641x = 48,152,675,846.94
  5. Step 5: Solve for x
    x = 48,152,675,846.94/267,641
  6. Step 6: Final answer
    x = 179,915.17

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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.