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Finding the Fourth Proportional to 233,928.84, 350,810.46 and 76,127.88

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Solution

The fourth proportional to 233,928.84, 350,810.46 and 76,127.88 is: 114,164.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,928.84 : 350,810.46 = 76,127.88 : x
  2. Step 2: Convert to fraction form
    233,928.84/350,810.46 = 76,127.88/x
  3. Step 3: Cross multiply
    233,928.84x = 350,810.46 × 76,127.88
  4. Step 4: Simplify right side
    233,928.84x = 26,706,456,601.62
  5. Step 5: Solve for x
    x = 26,706,456,601.62/233,928.84
  6. Step 6: Final answer
    x = 114,164.87

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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.