Home / 214,306.17-321,355.35-64,518.54

Finding the Fourth Proportional to 214,306.17, 321,355.35 and 64,518.54

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Solution

The fourth proportional to 214,306.17, 321,355.35 and 64,518.54 is: 96,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,306.17 : 321,355.35 = 64,518.54 : x
  2. Step 2: Convert to fraction form
    214,306.17/321,355.35 = 64,518.54/x
  3. Step 3: Cross multiply
    214,306.17x = 321,355.35 × 64,518.54
  4. Step 4: Simplify right side
    214,306.17x = 20,733,378,003.19
  5. Step 5: Solve for x
    x = 20,733,378,003.19/214,306.17
  6. Step 6: Final answer
    x = 96,746.53

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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.