Home / 159,380.73-239,015.34-47,031.03

Finding the Fourth Proportional to 159,380.73, 239,015.34 and 47,031.03

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Solution

The fourth proportional to 159,380.73, 239,015.34 and 47,031.03 is: 70,530.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,380.73 : 239,015.34 = 47,031.03 : x
  2. Step 2: Convert to fraction form
    159,380.73/239,015.34 = 47,031.03/x
  3. Step 3: Cross multiply
    159,380.73x = 239,015.34 × 47,031.03
  4. Step 4: Simplify right side
    159,380.73x = 11,241,137,626.00
  5. Step 5: Solve for x
    x = 11,241,137,626.00/159,380.73
  6. Step 6: Final answer
    x = 70,530.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.