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Finding the Fourth Proportional to 233,950.91, 350,988.53 and 74,029.69

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Solution

The fourth proportional to 233,950.91, 350,988.53 and 74,029.69 is: 111,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,950.91 : 350,988.53 = 74,029.69 : x
  2. Step 2: Convert to fraction form
    233,950.91/350,988.53 = 74,029.69/x
  3. Step 3: Cross multiply
    233,950.91x = 350,988.53 × 74,029.69
  4. Step 4: Simplify right side
    233,950.91x = 25,983,571,377.06
  5. Step 5: Solve for x
    x = 25,983,571,377.06/233,950.91
  6. Step 6: Final answer
    x = 111,064.20

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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.