Home / 43,314.86-64,995.05-30,745.73

Finding the Fourth Proportional to 43,314.86, 64,995.05 and 30,745.73

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Solution

The fourth proportional to 43,314.86, 64,995.05 and 30,745.73 is: 46,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,314.86 : 64,995.05 = 30,745.73 : x
  2. Step 2: Convert to fraction form
    43,314.86/64,995.05 = 30,745.73/x
  3. Step 3: Cross multiply
    43,314.86x = 64,995.05 × 30,745.73
  4. Step 4: Simplify right side
    43,314.86x = 1,998,319,933.66
  5. Step 5: Solve for x
    x = 1,998,319,933.66/43,314.86
  6. Step 6: Final answer
    x = 46,134.75

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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.