Home / 112,639.38-168,964.68-33,746.10

Finding the Fourth Proportional to 112,639.38, 168,964.68 and 33,746.10

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Solution

The fourth proportional to 112,639.38, 168,964.68 and 33,746.10 is: 50,620.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,639.38 : 168,964.68 = 33,746.10 : x
  2. Step 2: Convert to fraction form
    112,639.38/168,964.68 = 33,746.10/x
  3. Step 3: Cross multiply
    112,639.38x = 168,964.68 × 33,746.10
  4. Step 4: Simplify right side
    112,639.38x = 5,701,898,987.75
  5. Step 5: Solve for x
    x = 5,701,898,987.75/112,639.38
  6. Step 6: Final answer
    x = 50,620.83

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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.