Home / 239,871.02-331,027.17-132,447.84

Finding the Fourth Proportional to 239,871.02, 331,027.17 and 132,447.84

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Solution

The fourth proportional to 239,871.02, 331,027.17 and 132,447.84 is: 182,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,871.02 : 331,027.17 = 132,447.84 : x
  2. Step 2: Convert to fraction form
    239,871.02/331,027.17 = 132,447.84/x
  3. Step 3: Cross multiply
    239,871.02x = 331,027.17 × 132,447.84
  4. Step 4: Simplify right side
    239,871.02x = 43,843,833,647.81
  5. Step 5: Solve for x
    x = 43,843,833,647.81/239,871.02
  6. Step 6: Final answer
    x = 182,780.87

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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.