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Finding the Fourth Proportional to 163,131.60, 244,697.40 and 106,050.90

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Solution

The fourth proportional to 163,131.60, 244,697.40 and 106,050.90 is: 159,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,131.60 : 244,697.40 = 106,050.90 : x
  2. Step 2: Convert to fraction form
    163,131.60/244,697.40 = 106,050.90/x
  3. Step 3: Cross multiply
    163,131.60x = 244,697.40 × 106,050.90
  4. Step 4: Simplify right side
    163,131.60x = 25,950,379,497.66
  5. Step 5: Solve for x
    x = 25,950,379,497.66/163,131.60
  6. Step 6: Final answer
    x = 159,076.35

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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.