Home / 220,933.44-304,894.08-120,337.92

Finding the Fourth Proportional to 220,933.44, 304,894.08 and 120,337.92

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Solution

The fourth proportional to 220,933.44, 304,894.08 and 120,337.92 is: 166,069.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,933.44 : 304,894.08 = 120,337.92 : x
  2. Step 2: Convert to fraction form
    220,933.44/304,894.08 = 120,337.92/x
  3. Step 3: Cross multiply
    220,933.44x = 304,894.08 × 120,337.92
  4. Step 4: Simplify right side
    220,933.44x = 36,690,319,407.51
  5. Step 5: Solve for x
    x = 36,690,319,407.51/220,933.44
  6. Step 6: Final answer
    x = 166,069.56

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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.