Home / 214,422.60-321,558.36-88,026.12

Finding the Fourth Proportional to 214,422.60, 321,558.36 and 88,026.12

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Solution

The fourth proportional to 214,422.60, 321,558.36 and 88,026.12 is: 132,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,422.60 : 321,558.36 = 88,026.12 : x
  2. Step 2: Convert to fraction form
    214,422.60/321,558.36 = 88,026.12/x
  3. Step 3: Cross multiply
    214,422.60x = 321,558.36 × 88,026.12
  4. Step 4: Simplify right side
    214,422.60x = 28,305,534,784.36
  5. Step 5: Solve for x
    x = 28,305,534,784.36/214,422.60
  6. Step 6: Final answer
    x = 132,008.17

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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.