Home / 239,620.46-330,677.31-132,190.47

Finding the Fourth Proportional to 239,620.46, 330,677.31 and 132,190.47

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Solution

The fourth proportional to 239,620.46, 330,677.31 and 132,190.47 is: 182,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,620.46 : 330,677.31 = 132,190.47 : x
  2. Step 2: Convert to fraction form
    239,620.46/330,677.31 = 132,190.47/x
  3. Step 3: Cross multiply
    239,620.46x = 330,677.31 × 132,190.47
  4. Step 4: Simplify right side
    239,620.46x = 43,712,389,027.24
  5. Step 5: Solve for x
    x = 43,712,389,027.24/239,620.46
  6. Step 6: Final answer
    x = 182,423.45

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1.5x scale

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.