Home / 150,308.19-225,409.05-43,669.94

Finding the Fourth Proportional to 150,308.19, 225,409.05 and 43,669.94

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Solution

The fourth proportional to 150,308.19, 225,409.05 and 43,669.94 is: 65,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,308.19 : 225,409.05 = 43,669.94 : x
  2. Step 2: Convert to fraction form
    150,308.19/225,409.05 = 43,669.94/x
  3. Step 3: Cross multiply
    150,308.19x = 225,409.05 × 43,669.94
  4. Step 4: Simplify right side
    150,308.19x = 9,843,598,561.91
  5. Step 5: Solve for x
    x = 9,843,598,561.91/150,308.19
  6. Step 6: Final answer
    x = 65,489.44

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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.