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Finding the Fourth Proportional to 101,126.67, 151,690.02 and 94,893.72

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Solution

The fourth proportional to 101,126.67, 151,690.02 and 94,893.72 is: 142,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,126.67 : 151,690.02 = 94,893.72 : x
  2. Step 2: Convert to fraction form
    101,126.67/151,690.02 = 94,893.72/x
  3. Step 3: Cross multiply
    101,126.67x = 151,690.02 × 94,893.72
  4. Step 4: Simplify right side
    101,126.67x = 14,394,430,284.67
  5. Step 5: Solve for x
    x = 14,394,430,284.67/101,126.67
  6. Step 6: Final answer
    x = 142,340.59

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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.