Home / 213,150.87-294,147.18-117,656.73

Finding the Fourth Proportional to 213,150.87, 294,147.18 and 117,656.73

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Solution

The fourth proportional to 213,150.87, 294,147.18 and 117,656.73 is: 162,365.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,150.87 : 294,147.18 = 117,656.73 : x
  2. Step 2: Convert to fraction form
    213,150.87/294,147.18 = 117,656.73/x
  3. Step 3: Cross multiply
    213,150.87x = 294,147.18 × 117,656.73
  4. Step 4: Simplify right side
    213,150.87x = 34,608,395,337.52
  5. Step 5: Solve for x
    x = 34,608,395,337.52/213,150.87
  6. Step 6: Final answer
    x = 162,365.72

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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.