Home / 112,074.10-168,305.55-108,574.90

Finding the Fourth Proportional to 112,074.10, 168,305.55 and 108,574.90

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Solution

The fourth proportional to 112,074.10, 168,305.55 and 108,574.90 is: 163,050.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,074.10 : 168,305.55 = 108,574.90 : x
  2. Step 2: Convert to fraction form
    112,074.10/168,305.55 = 108,574.90/x
  3. Step 3: Cross multiply
    112,074.10x = 168,305.55 × 108,574.90
  4. Step 4: Simplify right side
    112,074.10x = 18,273,758,260.70
  5. Step 5: Solve for x
    x = 18,273,758,260.70/112,074.10
  6. Step 6: Final answer
    x = 163,050.68

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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.