Home / 172,944.40-238,622.58-104,959.84

Finding the Fourth Proportional to 172,944.40, 238,622.58 and 104,959.84

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Solution

The fourth proportional to 172,944.40, 238,622.58 and 104,959.84 is: 144,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,944.40 : 238,622.58 = 104,959.84 : x
  2. Step 2: Convert to fraction form
    172,944.40/238,622.58 = 104,959.84/x
  3. Step 3: Cross multiply
    172,944.40x = 238,622.58 × 104,959.84
  4. Step 4: Simplify right side
    172,944.40x = 25,045,787,817.19
  5. Step 5: Solve for x
    x = 25,045,787,817.19/172,944.40
  6. Step 6: Final answer
    x = 144,819.88

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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.