Home / 112,016.10-168,023.72-52,819.68

Finding the Fourth Proportional to 112,016.10, 168,023.72 and 52,819.68

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Solution

The fourth proportional to 112,016.10, 168,023.72 and 52,819.68 is: 79,229.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,016.10 : 168,023.72 = 52,819.68 : x
  2. Step 2: Convert to fraction form
    112,016.10/168,023.72 = 52,819.68/x
  3. Step 3: Cross multiply
    112,016.10x = 168,023.72 × 52,819.68
  4. Step 4: Simplify right side
    112,016.10x = 8,874,959,122.81
  5. Step 5: Solve for x
    x = 8,874,959,122.81/112,016.10
  6. Step 6: Final answer
    x = 79,229.32

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1.5x scale

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.