Home / 215,077.54-322,550.70-57,285.46

Finding the Fourth Proportional to 215,077.54, 322,550.70 and 57,285.46

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Solution

The fourth proportional to 215,077.54, 322,550.70 and 57,285.46 is: 85,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,077.54 : 322,550.70 = 57,285.46 : x
  2. Step 2: Convert to fraction form
    215,077.54/322,550.70 = 57,285.46/x
  3. Step 3: Cross multiply
    215,077.54x = 322,550.70 × 57,285.46
  4. Step 4: Simplify right side
    215,077.54x = 18,477,465,222.82
  5. Step 5: Solve for x
    x = 18,477,465,222.82/215,077.54
  6. Step 6: Final answer
    x = 85,910.71

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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.