Home / 239,471.43-330,471.26-132,039.10

Finding the Fourth Proportional to 239,471.43, 330,471.26 and 132,039.10

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Solution

The fourth proportional to 239,471.43, 330,471.26 and 132,039.10 is: 182,214.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,471.43 : 330,471.26 = 132,039.10 : x
  2. Step 2: Convert to fraction form
    239,471.43/330,471.26 = 132,039.10/x
  3. Step 3: Cross multiply
    239,471.43x = 330,471.26 × 132,039.10
  4. Step 4: Simplify right side
    239,471.43x = 43,635,127,746.27
  5. Step 5: Solve for x
    x = 43,635,127,746.27/239,471.43
  6. Step 6: Final answer
    x = 182,214.34

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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.