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Finding the Fourth Proportional to 45,955.70, 68,934.03 and 19,644.02

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Solution

The fourth proportional to 45,955.70, 68,934.03 and 19,644.02 is: 29,466.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,955.70 : 68,934.03 = 19,644.02 : x
  2. Step 2: Convert to fraction form
    45,955.70/68,934.03 = 19,644.02/x
  3. Step 3: Cross multiply
    45,955.70x = 68,934.03 × 19,644.02
  4. Step 4: Simplify right side
    45,955.70x = 1,354,141,464.00
  5. Step 5: Solve for x
    x = 1,354,141,464.00/45,955.70
  6. Step 6: Final answer
    x = 29,466.24

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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.