Home / 239,886.35-331,041.03-132,454.07

Finding the Fourth Proportional to 239,886.35, 331,041.03 and 132,454.07

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Solution

The fourth proportional to 239,886.35, 331,041.03 and 132,454.07 is: 182,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,886.35 : 331,041.03 = 132,454.07 : x
  2. Step 2: Convert to fraction form
    239,886.35/331,041.03 = 132,454.07/x
  3. Step 3: Cross multiply
    239,886.35x = 331,041.03 × 132,454.07
  4. Step 4: Simplify right side
    239,886.35x = 43,847,731,760.49
  5. Step 5: Solve for x
    x = 43,847,731,760.49/239,886.35
  6. Step 6: Final answer
    x = 182,785.44

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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.