Home / 213,149.70-294,146.62-117,656.42

Finding the Fourth Proportional to 213,149.70, 294,146.62 and 117,656.42

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Solution

The fourth proportional to 213,149.70, 294,146.62 and 117,656.42 is: 162,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,149.70 : 294,146.62 = 117,656.42 : x
  2. Step 2: Convert to fraction form
    213,149.70/294,146.62 = 117,656.42/x
  3. Step 3: Cross multiply
    213,149.70x = 294,146.62 × 117,656.42
  4. Step 4: Simplify right side
    213,149.70x = 34,608,238,264.30
  5. Step 5: Solve for x
    x = 34,608,238,264.30/213,149.70
  6. Step 6: Final answer
    x = 162,365.88

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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.