Home / 150,091.20-225,053.64-61,406.96

Finding the Fourth Proportional to 150,091.20, 225,053.64 and 61,406.96

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Solution

The fourth proportional to 150,091.20, 225,053.64 and 61,406.96 is: 92,076.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,091.20 : 225,053.64 = 61,406.96 : x
  2. Step 2: Convert to fraction form
    150,091.20/225,053.64 = 61,406.96/x
  3. Step 3: Cross multiply
    150,091.20x = 225,053.64 × 61,406.96
  4. Step 4: Simplify right side
    150,091.20x = 13,819,859,869.33
  5. Step 5: Solve for x
    x = 13,819,859,869.33/150,091.20
  6. Step 6: Final answer
    x = 92,076.42

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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.