Home / 180,306.28-248,738.88-116,664.58

Finding the Fourth Proportional to 180,306.28, 248,738.88 and 116,664.58

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Solution

The fourth proportional to 180,306.28, 248,738.88 and 116,664.58 is: 160,942.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,306.28 : 248,738.88 = 116,664.58 : x
  2. Step 2: Convert to fraction form
    180,306.28/248,738.88 = 116,664.58/x
  3. Step 3: Cross multiply
    180,306.28x = 248,738.88 × 116,664.58
  4. Step 4: Simplify right side
    180,306.28x = 29,019,016,964.87
  5. Step 5: Solve for x
    x = 29,019,016,964.87/180,306.28
  6. Step 6: Final answer
    x = 160,942.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.