Home / 214,178.22-321,283.26-64,406.52

Finding the Fourth Proportional to 214,178.22, 321,283.26 and 64,406.52

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Solution

The fourth proportional to 214,178.22, 321,283.26 and 64,406.52 is: 96,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,178.22 : 321,283.26 = 64,406.52 : x
  2. Step 2: Convert to fraction form
    214,178.22/321,283.26 = 64,406.52/x
  3. Step 3: Cross multiply
    214,178.22x = 321,283.26 × 64,406.52
  4. Step 4: Simplify right side
    214,178.22x = 20,692,736,710.86
  5. Step 5: Solve for x
    x = 20,692,736,710.86/214,178.22
  6. Step 6: Final answer
    x = 96,614.57

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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.