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Finding the Fourth Proportional to 267,645.79, 369,355.91 and 146,786.03

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Solution

The fourth proportional to 267,645.79, 369,355.91 and 146,786.03 is: 202,567.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,645.79 : 369,355.91 = 146,786.03 : x
  2. Step 2: Convert to fraction form
    267,645.79/369,355.91 = 146,786.03/x
  3. Step 3: Cross multiply
    267,645.79x = 369,355.91 × 146,786.03
  4. Step 4: Simplify right side
    267,645.79x = 54,216,287,685.94
  5. Step 5: Solve for x
    x = 54,216,287,685.94/267,645.79
  6. Step 6: Final answer
    x = 202,567.31

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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.