Home / 150,518.11-225,334.26-100,474.08

Finding the Fourth Proportional to 150,518.11, 225,334.26 and 100,474.08

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Solution

The fourth proportional to 150,518.11, 225,334.26 and 100,474.08 is: 150,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,518.11 : 225,334.26 = 100,474.08 : x
  2. Step 2: Convert to fraction form
    150,518.11/225,334.26 = 100,474.08/x
  3. Step 3: Cross multiply
    150,518.11x = 225,334.26 × 100,474.08
  4. Step 4: Simplify right side
    150,518.11x = 22,640,252,465.98
  5. Step 5: Solve for x
    x = 22,640,252,465.98/150,518.11
  6. Step 6: Final answer
    x = 150,415.47

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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.