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Finding the Fourth Proportional to 233,448.44, 350,179.68 and 91,288.04

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Solution

The fourth proportional to 233,448.44, 350,179.68 and 91,288.04 is: 136,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,448.44 : 350,179.68 = 91,288.04 : x
  2. Step 2: Convert to fraction form
    233,448.44/350,179.68 = 91,288.04/x
  3. Step 3: Cross multiply
    233,448.44x = 350,179.68 × 91,288.04
  4. Step 4: Simplify right side
    233,448.44x = 31,967,216,635.03
  5. Step 5: Solve for x
    x = 31,967,216,635.03/233,448.44
  6. Step 6: Final answer
    x = 136,934.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.