Home / 239,435.94-330,436.49-132,005.81

Finding the Fourth Proportional to 239,435.94, 330,436.49 and 132,005.81

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Solution

The fourth proportional to 239,435.94, 330,436.49 and 132,005.81 is: 182,176.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,435.94 : 330,436.49 = 132,005.81 : x
  2. Step 2: Convert to fraction form
    239,435.94/330,436.49 = 132,005.81/x
  3. Step 3: Cross multiply
    239,435.94x = 330,436.49 × 132,005.81
  4. Step 4: Simplify right side
    239,435.94x = 43,619,536,516.01
  5. Step 5: Solve for x
    x = 43,619,536,516.01/239,435.94
  6. Step 6: Final answer
    x = 182,176.23

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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.