Home / 143,197.96-214,780.32-38,025.16

Finding the Fourth Proportional to 143,197.96, 214,780.32 and 38,025.16

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Solution

The fourth proportional to 143,197.96, 214,780.32 and 38,025.16 is: 57,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,197.96 : 214,780.32 = 38,025.16 : x
  2. Step 2: Convert to fraction form
    143,197.96/214,780.32 = 38,025.16/x
  3. Step 3: Cross multiply
    143,197.96x = 214,780.32 × 38,025.16
  4. Step 4: Simplify right side
    143,197.96x = 8,167,056,032.85
  5. Step 5: Solve for x
    x = 8,167,056,032.85/143,197.96
  6. Step 6: Final answer
    x = 57,033.33

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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.