Home / 149,231.88-223,771.80-73,335.48

Finding the Fourth Proportional to 149,231.88, 223,771.80 and 73,335.48

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Solution

The fourth proportional to 149,231.88, 223,771.80 and 73,335.48 is: 109,965.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,231.88 : 223,771.80 = 73,335.48 : x
  2. Step 2: Convert to fraction form
    149,231.88/223,771.80 = 73,335.48/x
  3. Step 3: Cross multiply
    149,231.88x = 223,771.80 × 73,335.48
  4. Step 4: Simplify right side
    149,231.88x = 16,410,412,363.46
  5. Step 5: Solve for x
    x = 16,410,412,363.46/149,231.88
  6. Step 6: Final answer
    x = 109,965.86

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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.