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Finding the Fourth Proportional to 45,510.66, 68,236.83 and 22,124.34

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Solution

The fourth proportional to 45,510.66, 68,236.83 and 22,124.34 is: 33,172.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,510.66 : 68,236.83 = 22,124.34 : x
  2. Step 2: Convert to fraction form
    45,510.66/68,236.83 = 22,124.34/x
  3. Step 3: Cross multiply
    45,510.66x = 68,236.83 × 22,124.34
  4. Step 4: Simplify right side
    45,510.66x = 1,509,694,827.44
  5. Step 5: Solve for x
    x = 1,509,694,827.44/45,510.66
  6. Step 6: Final answer
    x = 33,172.33

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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.