Home / 114,821.81-172,236.56-88,208.24

Finding the Fourth Proportional to 114,821.81, 172,236.56 and 88,208.24

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Solution

The fourth proportional to 114,821.81, 172,236.56 and 88,208.24 is: 132,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,821.81 : 172,236.56 = 88,208.24 : x
  2. Step 2: Convert to fraction form
    114,821.81/172,236.56 = 88,208.24/x
  3. Step 3: Cross multiply
    114,821.81x = 172,236.56 × 88,208.24
  4. Step 4: Simplify right side
    114,821.81x = 15,192,682,949.62
  5. Step 5: Solve for x
    x = 15,192,682,949.62/114,821.81
  6. Step 6: Final answer
    x = 132,315.31

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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.