Home / 99,238.82-148,863.08-29,112.26

Finding the Fourth Proportional to 99,238.82, 148,863.08 and 29,112.26

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Solution

The fourth proportional to 99,238.82, 148,863.08 and 29,112.26 is: 43,669.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,238.82 : 148,863.08 = 29,112.26 : x
  2. Step 2: Convert to fraction form
    99,238.82/148,863.08 = 29,112.26/x
  3. Step 3: Cross multiply
    99,238.82x = 148,863.08 × 29,112.26
  4. Step 4: Simplify right side
    99,238.82x = 4,333,740,689.36
  5. Step 5: Solve for x
    x = 4,333,740,689.36/99,238.82
  6. Step 6: Final answer
    x = 43,669.81

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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.