Home / 214,826.40-321,932.40-158,224.80

Finding the Fourth Proportional to 214,826.40, 321,932.40 and 158,224.80

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Solution

The fourth proportional to 214,826.40, 321,932.40 and 158,224.80 is: 237,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,826.40 : 321,932.40 = 158,224.80 : x
  2. Step 2: Convert to fraction form
    214,826.40/321,932.40 = 158,224.80/x
  3. Step 3: Cross multiply
    214,826.40x = 321,932.40 × 158,224.80
  4. Step 4: Simplify right side
    214,826.40x = 50,937,689,603.52
  5. Step 5: Solve for x
    x = 50,937,689,603.52/214,826.40
  6. Step 6: Final answer
    x = 237,110.94

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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.