Home / 239,788.90-330,908.70-132,358.96

Finding the Fourth Proportional to 239,788.90, 330,908.70 and 132,358.96

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Solution

The fourth proportional to 239,788.90, 330,908.70 and 132,358.96 is: 182,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,788.90 : 330,908.70 = 132,358.96 : x
  2. Step 2: Convert to fraction form
    239,788.90/330,908.70 = 132,358.96/x
  3. Step 3: Cross multiply
    239,788.90x = 330,908.70 × 132,358.96
  4. Step 4: Simplify right side
    239,788.90x = 43,798,731,386.95
  5. Step 5: Solve for x
    x = 43,798,731,386.95/239,788.90
  6. Step 6: Final answer
    x = 182,655.37

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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.