Home / 57,046.44-78,723.18-31,551.96

Finding the Fourth Proportional to 57,046.44, 78,723.18 and 31,551.96

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Solution

The fourth proportional to 57,046.44, 78,723.18 and 31,551.96 is: 43,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,046.44 : 78,723.18 = 31,551.96 : x
  2. Step 2: Convert to fraction form
    57,046.44/78,723.18 = 31,551.96/x
  3. Step 3: Cross multiply
    57,046.44x = 78,723.18 × 31,551.96
  4. Step 4: Simplify right side
    57,046.44x = 2,483,870,626.43
  5. Step 5: Solve for x
    x = 2,483,870,626.43/57,046.44
  6. Step 6: Final answer
    x = 43,541.20

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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.