Home / 146,861.82-202,665.51-83,197.98

Finding the Fourth Proportional to 146,861.82, 202,665.51 and 83,197.98

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Solution

The fourth proportional to 146,861.82, 202,665.51 and 83,197.98 is: 114,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,861.82 : 202,665.51 = 83,197.98 : x
  2. Step 2: Convert to fraction form
    146,861.82/202,665.51 = 83,197.98/x
  3. Step 3: Cross multiply
    146,861.82x = 202,665.51 × 83,197.98
  4. Step 4: Simplify right side
    146,861.82x = 16,861,361,047.67
  5. Step 5: Solve for x
    x = 16,861,361,047.67/146,861.82
  6. Step 6: Final answer
    x = 114,811.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.