Home / 76,551.44-114,783-29,749.64

Finding the Fourth Proportional to 76,551.44, 114,783 and 29,749.64

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Solution

The fourth proportional to 76,551.44, 114,783 and 29,749.64 is: 44,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,551.44 : 114,783 = 29,749.64 : x
  2. Step 2: Convert to fraction form
    76,551.44/114,783 = 29,749.64/x
  3. Step 3: Cross multiply
    76,551.44x = 114,783 × 29,749.64
  4. Step 4: Simplify right side
    76,551.44x = 3,414,752,928.12
  5. Step 5: Solve for x
    x = 3,414,752,928.12/76,551.44
  6. Step 6: Final answer
    x = 44,607.30

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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.