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Finding the Fourth Proportional to 240,297.28, 331,596 and 132,858.88

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Solution

The fourth proportional to 240,297.28, 331,596 and 132,858.88 is: 183,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,297.28 : 331,596 = 132,858.88 : x
  2. Step 2: Convert to fraction form
    240,297.28/331,596 = 132,858.88/x
  3. Step 3: Cross multiply
    240,297.28x = 331,596 × 132,858.88
  4. Step 4: Simplify right side
    240,297.28x = 44,055,473,172.48
  5. Step 5: Solve for x
    x = 44,055,473,172.48/240,297.28
  6. Step 6: Final answer
    x = 183,337.38

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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.