Home / 115,233.66-172,850.27-45,063.77

Finding the Fourth Proportional to 115,233.66, 172,850.27 and 45,063.77

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Solution

The fourth proportional to 115,233.66, 172,850.27 and 45,063.77 is: 67,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,233.66 : 172,850.27 = 45,063.77 : x
  2. Step 2: Convert to fraction form
    115,233.66/172,850.27 = 45,063.77/x
  3. Step 3: Cross multiply
    115,233.66x = 172,850.27 × 45,063.77
  4. Step 4: Simplify right side
    115,233.66x = 7,789,283,722.15
  5. Step 5: Solve for x
    x = 7,789,283,722.15/115,233.66
  6. Step 6: Final answer
    x = 67,595.56

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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.