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Finding the Fourth Proportional to 269,359.21, 371,704.51 and 146,848.94

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Solution

The fourth proportional to 269,359.21, 371,704.51 and 146,848.94 is: 202,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,359.21 : 371,704.51 = 146,848.94 : x
  2. Step 2: Convert to fraction form
    269,359.21/371,704.51 = 146,848.94/x
  3. Step 3: Cross multiply
    269,359.21x = 371,704.51 × 146,848.94
  4. Step 4: Simplify right side
    269,359.21x = 54,584,411,863.42
  5. Step 5: Solve for x
    x = 54,584,411,863.42/269,359.21
  6. Step 6: Final answer
    x = 202,645.43

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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.