Home / 114,786.20-172,192.38-30,549.82

Finding the Fourth Proportional to 114,786.20, 172,192.38 and 30,549.82

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Solution

The fourth proportional to 114,786.20, 172,192.38 and 30,549.82 is: 45,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,786.20 : 172,192.38 = 30,549.82 : x
  2. Step 2: Convert to fraction form
    114,786.20/172,192.38 = 30,549.82/x
  3. Step 3: Cross multiply
    114,786.20x = 172,192.38 × 30,549.82
  4. Step 4: Simplify right side
    114,786.20x = 5,260,446,214.37
  5. Step 5: Solve for x
    x = 5,260,446,214.37/114,786.20
  6. Step 6: Final answer
    x = 45,828.21

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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.