Home / 150,028.14-225,152.97-71,142.63

Finding the Fourth Proportional to 150,028.14, 225,152.97 and 71,142.63

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Solution

The fourth proportional to 150,028.14, 225,152.97 and 71,142.63 is: 106,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,028.14 : 225,152.97 = 71,142.63 : x
  2. Step 2: Convert to fraction form
    150,028.14/225,152.97 = 71,142.63/x
  3. Step 3: Cross multiply
    150,028.14x = 225,152.97 × 71,142.63
  4. Step 4: Simplify right side
    150,028.14x = 16,017,974,438.11
  5. Step 5: Solve for x
    x = 16,017,974,438.11/150,028.14
  6. Step 6: Final answer
    x = 106,766.47

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1.5x scale

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.