Home / 213,144.40-294,137.66-117,651.08

Finding the Fourth Proportional to 213,144.40, 294,137.66 and 117,651.08

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Solution

The fourth proportional to 213,144.40, 294,137.66 and 117,651.08 is: 162,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,144.40 : 294,137.66 = 117,651.08 : x
  2. Step 2: Convert to fraction form
    213,144.40/294,137.66 = 117,651.08/x
  3. Step 3: Cross multiply
    213,144.40x = 294,137.66 × 117,651.08
  4. Step 4: Simplify right side
    213,144.40x = 34,605,613,367.67
  5. Step 5: Solve for x
    x = 34,605,613,367.67/213,144.40
  6. Step 6: Final answer
    x = 162,357.60

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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.