Home / 115,382.72-173,074.06-48,805.56

Finding the Fourth Proportional to 115,382.72, 173,074.06 and 48,805.56

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Solution

The fourth proportional to 115,382.72, 173,074.06 and 48,805.56 is: 73,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,382.72 : 173,074.06 = 48,805.56 : x
  2. Step 2: Convert to fraction form
    115,382.72/173,074.06 = 48,805.56/x
  3. Step 3: Cross multiply
    115,382.72x = 173,074.06 × 48,805.56
  4. Step 4: Simplify right side
    115,382.72x = 8,446,976,419.77
  5. Step 5: Solve for x
    x = 8,446,976,419.77/115,382.72
  6. Step 6: Final answer
    x = 73,208.33

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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.