Home / 143,092.85-214,570.16-83,947.73

Finding the Fourth Proportional to 143,092.85, 214,570.16 and 83,947.73

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Solution

The fourth proportional to 143,092.85, 214,570.16 and 83,947.73 is: 125,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,092.85 : 214,570.16 = 83,947.73 : x
  2. Step 2: Convert to fraction form
    143,092.85/214,570.16 = 83,947.73/x
  3. Step 3: Cross multiply
    143,092.85x = 214,570.16 × 83,947.73
  4. Step 4: Simplify right side
    143,092.85x = 18,012,677,438.00
  5. Step 5: Solve for x
    x = 18,012,677,438.00/143,092.85
  6. Step 6: Final answer
    x = 125,881.04

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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.