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Finding the Fourth Proportional to 99,967.82, 149,951.73 and 33,407.95

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Solution

The fourth proportional to 99,967.82, 149,951.73 and 33,407.95 is: 50,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,967.82 : 149,951.73 = 33,407.95 : x
  2. Step 2: Convert to fraction form
    99,967.82/149,951.73 = 33,407.95/x
  3. Step 3: Cross multiply
    99,967.82x = 149,951.73 × 33,407.95
  4. Step 4: Simplify right side
    99,967.82x = 5,009,579,898.25
  5. Step 5: Solve for x
    x = 5,009,579,898.25/99,967.82
  6. Step 6: Final answer
    x = 50,111.93

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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.