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Finding the Fourth Proportional to 220,329.93, 304,057.23 and 119,727.93

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Solution

The fourth proportional to 220,329.93, 304,057.23 and 119,727.93 is: 165,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,329.93 : 304,057.23 = 119,727.93 : x
  2. Step 2: Convert to fraction form
    220,329.93/304,057.23 = 119,727.93/x
  3. Step 3: Cross multiply
    220,329.93x = 304,057.23 × 119,727.93
  4. Step 4: Simplify right side
    220,329.93x = 36,404,142,749.43
  5. Step 5: Solve for x
    x = 36,404,142,749.43/220,329.93
  6. Step 6: Final answer
    x = 165,225.59

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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.