Home / 214,636.32-321,823.26-102,350.88

Finding the Fourth Proportional to 214,636.32, 321,823.26 and 102,350.88

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Solution

The fourth proportional to 214,636.32, 321,823.26 and 102,350.88 is: 153,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,636.32 : 321,823.26 = 102,350.88 : x
  2. Step 2: Convert to fraction form
    214,636.32/321,823.26 = 102,350.88/x
  3. Step 3: Cross multiply
    214,636.32x = 321,823.26 × 102,350.88
  4. Step 4: Simplify right side
    214,636.32x = 32,938,893,865.47
  5. Step 5: Solve for x
    x = 32,938,893,865.47/214,636.32
  6. Step 6: Final answer
    x = 153,463.75

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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.