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Finding the Fourth Proportional to 180,417.44, 248,976.54 and 99,850.52

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Solution

The fourth proportional to 180,417.44, 248,976.54 and 99,850.52 is: 137,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,417.44 : 248,976.54 = 99,850.52 : x
  2. Step 2: Convert to fraction form
    180,417.44/248,976.54 = 99,850.52/x
  3. Step 3: Cross multiply
    180,417.44x = 248,976.54 × 99,850.52
  4. Step 4: Simplify right side
    180,417.44x = 24,860,436,986.80
  5. Step 5: Solve for x
    x = 24,860,436,986.80/180,417.44
  6. Step 6: Final answer
    x = 137,793.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.