Home / 239,852.78-330,997.34-132,423.02

Finding the Fourth Proportional to 239,852.78, 330,997.34 and 132,423.02

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Solution

The fourth proportional to 239,852.78, 330,997.34 and 132,423.02 is: 182,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,852.78 : 330,997.34 = 132,423.02 : x
  2. Step 2: Convert to fraction form
    239,852.78/330,997.34 = 132,423.02/x
  3. Step 3: Cross multiply
    239,852.78x = 330,997.34 × 132,423.02
  4. Step 4: Simplify right side
    239,852.78x = 43,831,667,374.77
  5. Step 5: Solve for x
    x = 43,831,667,374.77/239,852.78
  6. Step 6: Final answer
    x = 182,744.05

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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.