Home / 214,981.92-322,480.14-57,210.52

Finding the Fourth Proportional to 214,981.92, 322,480.14 and 57,210.52

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Solution

The fourth proportional to 214,981.92, 322,480.14 and 57,210.52 is: 85,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,981.92 : 322,480.14 = 57,210.52 : x
  2. Step 2: Convert to fraction form
    214,981.92/322,480.14 = 57,210.52/x
  3. Step 3: Cross multiply
    214,981.92x = 322,480.14 × 57,210.52
  4. Step 4: Simplify right side
    214,981.92x = 18,449,256,499.07
  5. Step 5: Solve for x
    x = 18,449,256,499.07/214,981.92
  6. Step 6: Final answer
    x = 85,817.71

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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.