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Finding the Fourth Proportional to 149,961.44, 225,004.68 and 65,782.01

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Solution

The fourth proportional to 149,961.44, 225,004.68 and 65,782.01 is: 98,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,961.44 : 225,004.68 = 65,782.01 : x
  2. Step 2: Convert to fraction form
    149,961.44/225,004.68 = 65,782.01/x
  3. Step 3: Cross multiply
    149,961.44x = 225,004.68 × 65,782.01
  4. Step 4: Simplify right side
    149,961.44x = 14,801,260,764.82
  5. Step 5: Solve for x
    x = 14,801,260,764.82/149,961.44
  6. Step 6: Final answer
    x = 98,700.44

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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.