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Finding the Fourth Proportional to 241,999.80, 363,129.30 and 101,772.60

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Solution

The fourth proportional to 241,999.80, 363,129.30 and 101,772.60 is: 152,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,999.80 : 363,129.30 = 101,772.60 : x
  2. Step 2: Convert to fraction form
    241,999.80/363,129.30 = 101,772.60/x
  3. Step 3: Cross multiply
    241,999.80x = 363,129.30 × 101,772.60
  4. Step 4: Simplify right side
    241,999.80x = 36,956,612,997.18
  5. Step 5: Solve for x
    x = 36,956,612,997.18/241,999.80
  6. Step 6: Final answer
    x = 152,713.40

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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.