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Finding the Fourth Proportional to 136,101.39, 203,752.86 and 95,433.89

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Solution

The fourth proportional to 136,101.39, 203,752.86 and 95,433.89 is: 142,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,101.39 : 203,752.86 = 95,433.89 : x
  2. Step 2: Convert to fraction form
    136,101.39/203,752.86 = 95,433.89/x
  3. Step 3: Cross multiply
    136,101.39x = 203,752.86 × 95,433.89
  4. Step 4: Simplify right side
    136,101.39x = 19,444,927,893.03
  5. Step 5: Solve for x
    x = 19,444,927,893.03/136,101.39
  6. Step 6: Final answer
    x = 142,870.90

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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.