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Finding the Fourth Proportional to 239,802.36, 330,925.40 and 132,372.36

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Solution

The fourth proportional to 239,802.36, 330,925.40 and 132,372.36 is: 182,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,802.36 : 330,925.40 = 132,372.36 : x
  2. Step 2: Convert to fraction form
    239,802.36/330,925.40 = 132,372.36/x
  3. Step 3: Cross multiply
    239,802.36x = 330,925.40 × 132,372.36
  4. Step 4: Simplify right side
    239,802.36x = 43,805,376,016.48
  5. Step 5: Solve for x
    x = 43,805,376,016.48/239,802.36
  6. Step 6: Final answer
    x = 182,672.83

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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.