Home / 187,953.42-281,931.96-150,464.61

Finding the Fourth Proportional to 187,953.42, 281,931.96 and 150,464.61

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Solution

The fourth proportional to 187,953.42, 281,931.96 and 150,464.61 is: 225,698.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,953.42 : 281,931.96 = 150,464.61 : x
  2. Step 2: Convert to fraction form
    187,953.42/281,931.96 = 150,464.61/x
  3. Step 3: Cross multiply
    187,953.42x = 281,931.96 × 150,464.61
  4. Step 4: Simplify right side
    187,953.42x = 42,420,782,407.94
  5. Step 5: Solve for x
    x = 42,420,782,407.94/187,953.42
  6. Step 6: Final answer
    x = 225,698.38

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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.