Home / 76,452.96-114,713.28-29,709.36

Finding the Fourth Proportional to 76,452.96, 114,713.28 and 29,709.36

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Solution

The fourth proportional to 76,452.96, 114,713.28 and 29,709.36 is: 44,577.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,452.96 : 114,713.28 = 29,709.36 : x
  2. Step 2: Convert to fraction form
    76,452.96/114,713.28 = 29,709.36/x
  3. Step 3: Cross multiply
    76,452.96x = 114,713.28 × 29,709.36
  4. Step 4: Simplify right side
    76,452.96x = 3,408,058,132.30
  5. Step 5: Solve for x
    x = 3,408,058,132.30/76,452.96
  6. Step 6: Final answer
    x = 44,577.19

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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.