Home / 239,569.37-330,604.38-132,139.16

Finding the Fourth Proportional to 239,569.37, 330,604.38 and 132,139.16

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Solution

The fourth proportional to 239,569.37, 330,604.38 and 132,139.16 is: 182,351.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,569.37 : 330,604.38 = 132,139.16 : x
  2. Step 2: Convert to fraction form
    239,569.37/330,604.38 = 132,139.16/x
  3. Step 3: Cross multiply
    239,569.37x = 330,604.38 × 132,139.16
  4. Step 4: Simplify right side
    239,569.37x = 43,685,783,412.50
  5. Step 5: Solve for x
    x = 43,685,783,412.50/239,569.37
  6. Step 6: Final answer
    x = 182,351.29

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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.