Home / 147,879.15-204,073.31-79,896.10

Finding the Fourth Proportional to 147,879.15, 204,073.31 and 79,896.10

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Solution

The fourth proportional to 147,879.15, 204,073.31 and 79,896.10 is: 110,256.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,879.15 : 204,073.31 = 79,896.10 : x
  2. Step 2: Convert to fraction form
    147,879.15/204,073.31 = 79,896.10/x
  3. Step 3: Cross multiply
    147,879.15x = 204,073.31 × 79,896.10
  4. Step 4: Simplify right side
    147,879.15x = 16,304,661,205.87
  5. Step 5: Solve for x
    x = 16,304,661,205.87/147,879.15
  6. Step 6: Final answer
    x = 110,256.66

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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.