Home / 213,585.44-321,819.92-176,960.48

Finding the Fourth Proportional to 213,585.44, 321,819.92 and 176,960.48

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Solution

The fourth proportional to 213,585.44, 321,819.92 and 176,960.48 is: 266,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,585.44 : 321,819.92 = 176,960.48 : x
  2. Step 2: Convert to fraction form
    213,585.44/321,819.92 = 176,960.48/x
  3. Step 3: Cross multiply
    213,585.44x = 321,819.92 × 176,960.48
  4. Step 4: Simplify right side
    213,585.44x = 56,949,407,516.76
  5. Step 5: Solve for x
    x = 56,949,407,516.76/213,585.44
  6. Step 6: Final answer
    x = 266,635.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.