Home / 302,883.25-417,981.72-166,922.17

Finding the Fourth Proportional to 302,883.25, 417,981.72 and 166,922.17

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Solution

The fourth proportional to 302,883.25, 417,981.72 and 166,922.17 is: 230,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,883.25 : 417,981.72 = 166,922.17 : x
  2. Step 2: Convert to fraction form
    302,883.25/417,981.72 = 166,922.17/x
  3. Step 3: Cross multiply
    302,883.25x = 417,981.72 × 166,922.17
  4. Step 4: Simplify right side
    302,883.25x = 69,770,414,364.80
  5. Step 5: Solve for x
    x = 69,770,414,364.80/302,883.25
  6. Step 6: Final answer
    x = 230,354.15

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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.