Home / 222,606.12-307,180.98-131,957.40

Finding the Fourth Proportional to 222,606.12, 307,180.98 and 131,957.40

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Solution

The fourth proportional to 222,606.12, 307,180.98 and 131,957.40 is: 182,092.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,606.12 : 307,180.98 = 131,957.40 : x
  2. Step 2: Convert to fraction form
    222,606.12/307,180.98 = 131,957.40/x
  3. Step 3: Cross multiply
    222,606.12x = 307,180.98 × 131,957.40
  4. Step 4: Simplify right side
    222,606.12x = 40,534,803,450.25
  5. Step 5: Solve for x
    x = 40,534,803,450.25/222,606.12
  6. Step 6: Final answer
    x = 182,092.04

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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.