Home / 150,517.84-225,618.72-50,643.36

Finding the Fourth Proportional to 150,517.84, 225,618.72 and 50,643.36

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Solution

The fourth proportional to 150,517.84, 225,618.72 and 50,643.36 is: 75,911.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,517.84 : 225,618.72 = 50,643.36 : x
  2. Step 2: Convert to fraction form
    150,517.84/225,618.72 = 50,643.36/x
  3. Step 3: Cross multiply
    150,517.84x = 225,618.72 × 50,643.36
  4. Step 4: Simplify right side
    150,517.84x = 11,426,090,059.70
  5. Step 5: Solve for x
    x = 11,426,090,059.70/150,517.84
  6. Step 6: Final answer
    x = 75,911.87

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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.