Home / 109,299.10-150,833.31-61,553.26

Finding the Fourth Proportional to 109,299.10, 150,833.31 and 61,553.26

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Solution

The fourth proportional to 109,299.10, 150,833.31 and 61,553.26 is: 84,943.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,299.10 : 150,833.31 = 61,553.26 : x
  2. Step 2: Convert to fraction form
    109,299.10/150,833.31 = 61,553.26/x
  3. Step 3: Cross multiply
    109,299.10x = 150,833.31 × 61,553.26
  4. Step 4: Simplify right side
    109,299.10x = 9,284,281,947.09
  5. Step 5: Solve for x
    x = 9,284,281,947.09/109,299.10
  6. Step 6: Final answer
    x = 84,943.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.