Home / 239,388.19-330,357.96-131,962.07

Finding the Fourth Proportional to 239,388.19, 330,357.96 and 131,962.07

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Solution

The fourth proportional to 239,388.19, 330,357.96 and 131,962.07 is: 182,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,388.19 : 330,357.96 = 131,962.07 : x
  2. Step 2: Convert to fraction form
    239,388.19/330,357.96 = 131,962.07/x
  3. Step 3: Cross multiply
    239,388.19x = 330,357.96 × 131,962.07
  4. Step 4: Simplify right side
    239,388.19x = 43,594,721,068.47
  5. Step 5: Solve for x
    x = 43,594,721,068.47/239,388.19
  6. Step 6: Final answer
    x = 182,108.91

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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.