Home / 214,557.24-321,870.96-88,163.76

Finding the Fourth Proportional to 214,557.24, 321,870.96 and 88,163.76

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Solution

The fourth proportional to 214,557.24, 321,870.96 and 88,163.76 is: 132,260.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,557.24 : 321,870.96 = 88,163.76 : x
  2. Step 2: Convert to fraction form
    214,557.24/321,870.96 = 88,163.76/x
  3. Step 3: Cross multiply
    214,557.24x = 321,870.96 × 88,163.76
  4. Step 4: Simplify right side
    214,557.24x = 28,377,354,068.41
  5. Step 5: Solve for x
    x = 28,377,354,068.41/214,557.24
  6. Step 6: Final answer
    x = 132,260.06

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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.