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Finding the Fourth Proportional to 251,872.80, 377,503.01 and 118,597.02

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Solution

The fourth proportional to 251,872.80, 377,503.01 and 118,597.02 is: 177,751.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,872.80 : 377,503.01 = 118,597.02 : x
  2. Step 2: Convert to fraction form
    251,872.80/377,503.01 = 118,597.02/x
  3. Step 3: Cross multiply
    251,872.80x = 377,503.01 × 118,597.02
  4. Step 4: Simplify right side
    251,872.80x = 44,770,732,027.03
  5. Step 5: Solve for x
    x = 44,770,732,027.03/251,872.80
  6. Step 6: Final answer
    x = 177,751.36

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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.