Home / 221,527.32-331,950.78-150,357.48

Finding the Fourth Proportional to 221,527.32, 331,950.78 and 150,357.48

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Solution

The fourth proportional to 221,527.32, 331,950.78 and 150,357.48 is: 225,305.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,527.32 : 331,950.78 = 150,357.48 : x
  2. Step 2: Convert to fraction form
    221,527.32/331,950.78 = 150,357.48/x
  3. Step 3: Cross multiply
    221,527.32x = 331,950.78 × 150,357.48
  4. Step 4: Simplify right side
    221,527.32x = 49,911,282,764.83
  5. Step 5: Solve for x
    x = 49,911,282,764.83/221,527.32
  6. Step 6: Final answer
    x = 225,305.32

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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.