Home / 194,520.21-291,780.31-150,211.59

Finding the Fourth Proportional to 194,520.21, 291,780.31 and 150,211.59

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Solution

The fourth proportional to 194,520.21, 291,780.31 and 150,211.59 is: 225,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,520.21 : 291,780.31 = 150,211.59 : x
  2. Step 2: Convert to fraction form
    194,520.21/291,780.31 = 150,211.59/x
  3. Step 3: Cross multiply
    194,520.21x = 291,780.31 × 150,211.59
  4. Step 4: Simplify right side
    194,520.21x = 43,828,784,295.79
  5. Step 5: Solve for x
    x = 43,828,784,295.79/194,520.21
  6. Step 6: Final answer
    x = 225,317.38

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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.