Home / 214,029.38-321,019.77-56,270.14

Finding the Fourth Proportional to 214,029.38, 321,019.77 and 56,270.14

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Solution

The fourth proportional to 214,029.38, 321,019.77 and 56,270.14 is: 84,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,029.38 : 321,019.77 = 56,270.14 : x
  2. Step 2: Convert to fraction form
    214,029.38/321,019.77 = 56,270.14/x
  3. Step 3: Cross multiply
    214,029.38x = 321,019.77 × 56,270.14
  4. Step 4: Simplify right side
    214,029.38x = 18,063,827,400.67
  5. Step 5: Solve for x
    x = 18,063,827,400.67/214,029.38
  6. Step 6: Final answer
    x = 84,398.82

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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.