Home / 76,351.16-114,538.88-36,911.18

Finding the Fourth Proportional to 76,351.16, 114,538.88 and 36,911.18

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Solution

The fourth proportional to 76,351.16, 114,538.88 and 36,911.18 is: 55,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,351.16 : 114,538.88 = 36,911.18 : x
  2. Step 2: Convert to fraction form
    76,351.16/114,538.88 = 36,911.18/x
  3. Step 3: Cross multiply
    76,351.16x = 114,538.88 × 36,911.18
  4. Step 4: Simplify right side
    76,351.16x = 4,227,764,736.26
  5. Step 5: Solve for x
    x = 4,227,764,736.26/76,351.16
  6. Step 6: Final answer
    x = 55,372.64

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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.