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Finding the Fourth Proportional to 61,912.02, 92,868.04 and 50,955.14

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Solution

The fourth proportional to 61,912.02, 92,868.04 and 50,955.14 is: 76,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,912.02 : 92,868.04 = 50,955.14 : x
  2. Step 2: Convert to fraction form
    61,912.02/92,868.04 = 50,955.14/x
  3. Step 3: Cross multiply
    61,912.02x = 92,868.04 × 50,955.14
  4. Step 4: Simplify right side
    61,912.02x = 4,732,103,979.73
  5. Step 5: Solve for x
    x = 4,732,103,979.73/61,912.02
  6. Step 6: Final answer
    x = 76,432.72

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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.