Home / 214,273.56-321,425.10-89,614.56

Finding the Fourth Proportional to 214,273.56, 321,425.10 and 89,614.56

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Solution

The fourth proportional to 214,273.56, 321,425.10 and 89,614.56 is: 134,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,273.56 : 321,425.10 = 89,614.56 : x
  2. Step 2: Convert to fraction form
    214,273.56/321,425.10 = 89,614.56/x
  3. Step 3: Cross multiply
    214,273.56x = 321,425.10 × 89,614.56
  4. Step 4: Simplify right side
    214,273.56x = 28,804,368,909.46
  5. Step 5: Solve for x
    x = 28,804,368,909.46/214,273.56
  6. Step 6: Final answer
    x = 134,428.01

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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.