Home / 48,958.13-67,583.57-31,080.62

Finding the Fourth Proportional to 48,958.13, 67,583.57 and 31,080.62

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Solution

The fourth proportional to 48,958.13, 67,583.57 and 31,080.62 is: 42,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,958.13 : 67,583.57 = 31,080.62 : x
  2. Step 2: Convert to fraction form
    48,958.13/67,583.57 = 31,080.62/x
  3. Step 3: Cross multiply
    48,958.13x = 67,583.57 × 31,080.62
  4. Step 4: Simplify right side
    48,958.13x = 2,100,538,764.09
  5. Step 5: Solve for x
    x = 2,100,538,764.09/48,958.13
  6. Step 6: Final answer
    x = 42,904.80

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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.