Home / 143,032.83-214,550.78-43,193.88

Finding the Fourth Proportional to 143,032.83, 214,550.78 and 43,193.88

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Solution

The fourth proportional to 143,032.83, 214,550.78 and 43,193.88 is: 64,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,032.83 : 214,550.78 = 43,193.88 : x
  2. Step 2: Convert to fraction form
    143,032.83/214,550.78 = 43,193.88/x
  3. Step 3: Cross multiply
    143,032.83x = 214,550.78 × 43,193.88
  4. Step 4: Simplify right side
    143,032.83x = 9,267,280,645.23
  5. Step 5: Solve for x
    x = 9,267,280,645.23/143,032.83
  6. Step 6: Final answer
    x = 64,791.28

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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.