Home / 214,518.82-321,779.31-88,227.94

Finding the Fourth Proportional to 214,518.82, 321,779.31 and 88,227.94

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Solution

The fourth proportional to 214,518.82, 321,779.31 and 88,227.94 is: 132,342.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,518.82 : 321,779.31 = 88,227.94 : x
  2. Step 2: Convert to fraction form
    214,518.82/321,779.31 = 88,227.94/x
  3. Step 3: Cross multiply
    214,518.82x = 321,779.31 × 88,227.94
  4. Step 4: Simplify right side
    214,518.82x = 28,389,925,655.92
  5. Step 5: Solve for x
    x = 28,389,925,655.92/214,518.82
  6. Step 6: Final answer
    x = 132,342.35

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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.