Home / 215,346.05-322,994.44-57,586.80

Finding the Fourth Proportional to 215,346.05, 322,994.44 and 57,586.80

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Solution

The fourth proportional to 215,346.05, 322,994.44 and 57,586.80 is: 86,373.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,346.05 : 322,994.44 = 57,586.80 : x
  2. Step 2: Convert to fraction form
    215,346.05/322,994.44 = 57,586.80/x
  3. Step 3: Cross multiply
    215,346.05x = 322,994.44 × 57,586.80
  4. Step 4: Simplify right side
    215,346.05x = 18,600,216,217.39
  5. Step 5: Solve for x
    x = 18,600,216,217.39/215,346.05
  6. Step 6: Final answer
    x = 86,373.61

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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.