Home / 214,455.93-321,355.85-114,630.32

Finding the Fourth Proportional to 214,455.93, 321,355.85 and 114,630.32

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Solution

The fourth proportional to 214,455.93, 321,355.85 and 114,630.32 is: 171,770.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,455.93 : 321,355.85 = 114,630.32 : x
  2. Step 2: Convert to fraction form
    214,455.93/321,355.85 = 114,630.32/x
  3. Step 3: Cross multiply
    214,455.93x = 321,355.85 × 114,630.32
  4. Step 4: Simplify right side
    214,455.93x = 36,837,121,739.44
  5. Step 5: Solve for x
    x = 36,837,121,739.44/214,455.93
  6. Step 6: Final answer
    x = 171,770.12

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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.