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Finding the Fourth Proportional to 233,949.69, 350,955.81 and 82,110.69

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Solution

The fourth proportional to 233,949.69, 350,955.81 and 82,110.69 is: 123,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,949.69 : 350,955.81 = 82,110.69 : x
  2. Step 2: Convert to fraction form
    233,949.69/350,955.81 = 82,110.69/x
  3. Step 3: Cross multiply
    233,949.69x = 350,955.81 × 82,110.69
  4. Step 4: Simplify right side
    233,949.69x = 28,817,223,718.61
  5. Step 5: Solve for x
    x = 28,817,223,718.61/233,949.69
  6. Step 6: Final answer
    x = 123,177.01

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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.