Home / 214,550.20-321,929.83-88,228.40

Finding the Fourth Proportional to 214,550.20, 321,929.83 and 88,228.40

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Solution

The fourth proportional to 214,550.20, 321,929.83 and 88,228.40 is: 132,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,550.20 : 321,929.83 = 88,228.40 : x
  2. Step 2: Convert to fraction form
    214,550.20/321,929.83 = 88,228.40/x
  3. Step 3: Cross multiply
    214,550.20x = 321,929.83 × 88,228.40
  4. Step 4: Simplify right side
    214,550.20x = 28,403,353,813.17
  5. Step 5: Solve for x
    x = 28,403,353,813.17/214,550.20
  6. Step 6: Final answer
    x = 132,385.59

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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.