Home / 213,172.96-294,177.24-117,679.62

Finding the Fourth Proportional to 213,172.96, 294,177.24 and 117,679.62

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Solution

The fourth proportional to 213,172.96, 294,177.24 and 117,679.62 is: 162,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,172.96 : 294,177.24 = 117,679.62 : x
  2. Step 2: Convert to fraction form
    213,172.96/294,177.24 = 117,679.62/x
  3. Step 3: Cross multiply
    213,172.96x = 294,177.24 × 117,679.62
  4. Step 4: Simplify right side
    213,172.96x = 34,618,665,815.85
  5. Step 5: Solve for x
    x = 34,618,665,815.85/213,172.96
  6. Step 6: Final answer
    x = 162,397.08

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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.