Home / 213,229.71-294,255.09-117,734.34

Finding the Fourth Proportional to 213,229.71, 294,255.09 and 117,734.34

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Solution

The fourth proportional to 213,229.71, 294,255.09 and 117,734.34 is: 162,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,229.71 : 294,255.09 = 117,734.34 : x
  2. Step 2: Convert to fraction form
    213,229.71/294,255.09 = 117,734.34/x
  3. Step 3: Cross multiply
    213,229.71x = 294,255.09 × 117,734.34
  4. Step 4: Simplify right side
    213,229.71x = 34,643,928,812.79
  5. Step 5: Solve for x
    x = 34,643,928,812.79/213,229.71
  6. Step 6: Final answer
    x = 162,472.33

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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.