Home / 214,439.64-321,689.22-124,524.84

Finding the Fourth Proportional to 214,439.64, 321,689.22 and 124,524.84

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Solution

The fourth proportional to 214,439.64, 321,689.22 and 124,524.84 is: 186,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,439.64 : 321,689.22 = 124,524.84 : x
  2. Step 2: Convert to fraction form
    214,439.64/321,689.22 = 124,524.84/x
  3. Step 3: Cross multiply
    214,439.64x = 321,689.22 × 124,524.84
  4. Step 4: Simplify right side
    214,439.64x = 40,058,298,650.22
  5. Step 5: Solve for x
    x = 40,058,298,650.22/214,439.64
  6. Step 6: Final answer
    x = 186,804.54

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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.