Home / 150,939.54-226,309.95-84,477.78

Finding the Fourth Proportional to 150,939.54, 226,309.95 and 84,477.78

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Solution

The fourth proportional to 150,939.54, 226,309.95 and 84,477.78 is: 126,661.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,939.54 : 226,309.95 = 84,477.78 : x
  2. Step 2: Convert to fraction form
    150,939.54/226,309.95 = 84,477.78/x
  3. Step 3: Cross multiply
    150,939.54x = 226,309.95 × 84,477.78
  4. Step 4: Simplify right side
    150,939.54x = 19,118,162,167.91
  5. Step 5: Solve for x
    x = 19,118,162,167.91/150,939.54
  6. Step 6: Final answer
    x = 126,661.06

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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.