Home / 179,633.10-269,449.65-108,774.30

Finding the Fourth Proportional to 179,633.10, 269,449.65 and 108,774.30

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Solution

The fourth proportional to 179,633.10, 269,449.65 and 108,774.30 is: 163,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,633.10 : 269,449.65 = 108,774.30 : x
  2. Step 2: Convert to fraction form
    179,633.10/269,449.65 = 108,774.30/x
  3. Step 3: Cross multiply
    179,633.10x = 269,449.65 × 108,774.30
  4. Step 4: Simplify right side
    179,633.10x = 29,309,197,064.00
  5. Step 5: Solve for x
    x = 29,309,197,064.00/179,633.10
  6. Step 6: Final answer
    x = 163,161.45

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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.