Home / 43,102.35-59,518.62-31,791.45

Finding the Fourth Proportional to 43,102.35, 59,518.62 and 31,791.45

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Solution

The fourth proportional to 43,102.35, 59,518.62 and 31,791.45 is: 43,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,102.35 : 59,518.62 = 31,791.45 : x
  2. Step 2: Convert to fraction form
    43,102.35/59,518.62 = 31,791.45/x
  3. Step 3: Cross multiply
    43,102.35x = 59,518.62 × 31,791.45
  4. Step 4: Simplify right side
    43,102.35x = 1,892,183,231.80
  5. Step 5: Solve for x
    x = 1,892,183,231.80/43,102.35
  6. Step 6: Final answer
    x = 43,899.77

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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.