Home / 295,074.32-442,610.66-126,485.37

Finding the Fourth Proportional to 295,074.32, 442,610.66 and 126,485.37

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Solution

The fourth proportional to 295,074.32, 442,610.66 and 126,485.37 is: 189,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,074.32 : 442,610.66 = 126,485.37 : x
  2. Step 2: Convert to fraction form
    295,074.32/442,610.66 = 126,485.37/x
  3. Step 3: Cross multiply
    295,074.32x = 442,610.66 × 126,485.37
  4. Step 4: Simplify right side
    295,074.32x = 55,983,773,412.26
  5. Step 5: Solve for x
    x = 55,983,773,412.26/295,074.32
  6. Step 6: Final answer
    x = 189,727.71

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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.