Home / 150,586.19-225,806.63-87,422.22

Finding the Fourth Proportional to 150,586.19, 225,806.63 and 87,422.22

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Solution

The fourth proportional to 150,586.19, 225,806.63 and 87,422.22 is: 131,091.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,586.19 : 225,806.63 = 87,422.22 : x
  2. Step 2: Convert to fraction form
    150,586.19/225,806.63 = 87,422.22/x
  3. Step 3: Cross multiply
    150,586.19x = 225,806.63 × 87,422.22
  4. Step 4: Simplify right side
    150,586.19x = 19,740,515,929.27
  5. Step 5: Solve for x
    x = 19,740,515,929.27/150,586.19
  6. Step 6: Final answer
    x = 131,091.14

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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.