Home / 239,607.10-330,660.59-132,181.05

Finding the Fourth Proportional to 239,607.10, 330,660.59 and 132,181.05

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Solution

The fourth proportional to 239,607.10, 330,660.59 and 132,181.05 is: 182,411.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,607.10 : 330,660.59 = 132,181.05 : x
  2. Step 2: Convert to fraction form
    239,607.10/330,660.59 = 132,181.05/x
  3. Step 3: Cross multiply
    239,607.10x = 330,660.59 × 132,181.05
  4. Step 4: Simplify right side
    239,607.10x = 43,707,063,979.82
  5. Step 5: Solve for x
    x = 43,707,063,979.82/239,607.10
  6. Step 6: Final answer
    x = 182,411.39

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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.