Home / 149,467.11-223,209.90-131,358.75

Finding the Fourth Proportional to 149,467.11, 223,209.90 and 131,358.75

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Solution

The fourth proportional to 149,467.11, 223,209.90 and 131,358.75 is: 196,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,467.11 : 223,209.90 = 131,358.75 : x
  2. Step 2: Convert to fraction form
    149,467.11/223,209.90 = 131,358.75/x
  3. Step 3: Cross multiply
    149,467.11x = 223,209.90 × 131,358.75
  4. Step 4: Simplify right side
    149,467.11x = 29,320,573,451.63
  5. Step 5: Solve for x
    x = 29,320,573,451.63/149,467.11
  6. Step 6: Final answer
    x = 196,167.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.