Home / 214,736.40-321,899.80-167,325.20

Finding the Fourth Proportional to 214,736.40, 321,899.80 and 167,325.20

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Solution

The fourth proportional to 214,736.40, 321,899.80 and 167,325.20 is: 250,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,736.40 : 321,899.80 = 167,325.20 : x
  2. Step 2: Convert to fraction form
    214,736.40/321,899.80 = 167,325.20/x
  3. Step 3: Cross multiply
    214,736.40x = 321,899.80 × 167,325.20
  4. Step 4: Simplify right side
    214,736.40x = 53,861,948,414.96
  5. Step 5: Solve for x
    x = 53,861,948,414.96/214,736.40
  6. Step 6: Final answer
    x = 250,828.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.