Home / 213,163.68-294,162.26-117,667.92

Finding the Fourth Proportional to 213,163.68, 294,162.26 and 117,667.92

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Solution

The fourth proportional to 213,163.68, 294,162.26 and 117,667.92 is: 162,379.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,163.68 : 294,162.26 = 117,667.92 : x
  2. Step 2: Convert to fraction form
    213,163.68/294,162.26 = 117,667.92/x
  3. Step 3: Cross multiply
    213,163.68x = 294,162.26 × 117,667.92
  4. Step 4: Simplify right side
    213,163.68x = 34,613,461,276.70
  5. Step 5: Solve for x
    x = 34,613,461,276.70/213,163.68
  6. Step 6: Final answer
    x = 162,379.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.