Home / 58,380.21-80,565.30-33,231.33

Finding the Fourth Proportional to 58,380.21, 80,565.30 and 33,231.33

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Solution

The fourth proportional to 58,380.21, 80,565.30 and 33,231.33 is: 45,859.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,380.21 : 80,565.30 = 33,231.33 : x
  2. Step 2: Convert to fraction form
    58,380.21/80,565.30 = 33,231.33/x
  3. Step 3: Cross multiply
    58,380.21x = 80,565.30 × 33,231.33
  4. Step 4: Simplify right side
    58,380.21x = 2,677,292,070.85
  5. Step 5: Solve for x
    x = 2,677,292,070.85/58,380.21
  6. Step 6: Final answer
    x = 45,859.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.