Home / 150,195.86-225,045-105,604.76

Finding the Fourth Proportional to 150,195.86, 225,045 and 105,604.76

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Solution

The fourth proportional to 150,195.86, 225,045 and 105,604.76 is: 158,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,195.86 : 225,045 = 105,604.76 : x
  2. Step 2: Convert to fraction form
    150,195.86/225,045 = 105,604.76/x
  3. Step 3: Cross multiply
    150,195.86x = 225,045 × 105,604.76
  4. Step 4: Simplify right side
    150,195.86x = 23,765,823,214.20
  5. Step 5: Solve for x
    x = 23,765,823,214.20/150,195.86
  6. Step 6: Final answer
    x = 158,232.21

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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.