Home / 143,172.27-214,695.77-58,876.11

Finding the Fourth Proportional to 143,172.27, 214,695.77 and 58,876.11

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Solution

The fourth proportional to 143,172.27, 214,695.77 and 58,876.11 is: 88,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,172.27 : 214,695.77 = 58,876.11 : x
  2. Step 2: Convert to fraction form
    143,172.27/214,695.77 = 58,876.11/x
  3. Step 3: Cross multiply
    143,172.27x = 214,695.77 × 58,876.11
  4. Step 4: Simplify right side
    143,172.27x = 12,640,451,476.67
  5. Step 5: Solve for x
    x = 12,640,451,476.67/143,172.27
  6. Step 6: Final answer
    x = 88,288.41

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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.