Home / 214,264.96-321,344.31-87,941.02

Finding the Fourth Proportional to 214,264.96, 321,344.31 and 87,941.02

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Solution

The fourth proportional to 214,264.96, 321,344.31 and 87,941.02 is: 131,889.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,264.96 : 321,344.31 = 87,941.02 : x
  2. Step 2: Convert to fraction form
    214,264.96/321,344.31 = 87,941.02/x
  3. Step 3: Cross multiply
    214,264.96x = 321,344.31 × 87,941.02
  4. Step 4: Simplify right side
    214,264.96x = 28,259,346,392.60
  5. Step 5: Solve for x
    x = 28,259,346,392.60/214,264.96
  6. Step 6: Final answer
    x = 131,889.72

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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.