Home / 239,788.40-330,908.02-132,358.46

Finding the Fourth Proportional to 239,788.40, 330,908.02 and 132,358.46

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Solution

The fourth proportional to 239,788.40, 330,908.02 and 132,358.46 is: 182,654.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,788.40 : 330,908.02 = 132,358.46 : x
  2. Step 2: Convert to fraction form
    239,788.40/330,908.02 = 132,358.46/x
  3. Step 3: Cross multiply
    239,788.40x = 330,908.02 × 132,358.46
  4. Step 4: Simplify right side
    239,788.40x = 43,798,473,943.41
  5. Step 5: Solve for x
    x = 43,798,473,943.41/239,788.40
  6. Step 6: Final answer
    x = 182,654.69

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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.