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Finding the Fourth Proportional to 162,803.70, 244,205.55 and 44,470.80

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Solution

The fourth proportional to 162,803.70, 244,205.55 and 44,470.80 is: 66,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,803.70 : 244,205.55 = 44,470.80 : x
  2. Step 2: Convert to fraction form
    162,803.70/244,205.55 = 44,470.80/x
  3. Step 3: Cross multiply
    162,803.70x = 244,205.55 × 44,470.80
  4. Step 4: Simplify right side
    162,803.70x = 10,860,016,172.94
  5. Step 5: Solve for x
    x = 10,860,016,172.94/162,803.70
  6. Step 6: Final answer
    x = 66,706.20

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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.