Home / 324,852.66-487,362.03-125,119.42

Finding the Fourth Proportional to 324,852.66, 487,362.03 and 125,119.42

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Solution

The fourth proportional to 324,852.66, 487,362.03 and 125,119.42 is: 187,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,852.66 : 487,362.03 = 125,119.42 : x
  2. Step 2: Convert to fraction form
    324,852.66/487,362.03 = 125,119.42/x
  3. Step 3: Cross multiply
    324,852.66x = 487,362.03 × 125,119.42
  4. Step 4: Simplify right side
    324,852.66x = 60,978,454,219.02
  5. Step 5: Solve for x
    x = 60,978,454,219.02/324,852.66
  6. Step 6: Final answer
    x = 187,711.11

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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.