Home / 150,552.12-225,828.56-50,782.40

Finding the Fourth Proportional to 150,552.12, 225,828.56 and 50,782.40

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Solution

The fourth proportional to 150,552.12, 225,828.56 and 50,782.40 is: 76,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,552.12 : 225,828.56 = 50,782.40 : x
  2. Step 2: Convert to fraction form
    150,552.12/225,828.56 = 50,782.40/x
  3. Step 3: Cross multiply
    150,552.12x = 225,828.56 × 50,782.40
  4. Step 4: Simplify right side
    150,552.12x = 11,468,116,265.34
  5. Step 5: Solve for x
    x = 11,468,116,265.34/150,552.12
  6. Step 6: Final answer
    x = 76,173.73

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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.