Home / 76,601.28-114,816.96-32,214.88

Finding the Fourth Proportional to 76,601.28, 114,816.96 and 32,214.88

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Solution

The fourth proportional to 76,601.28, 114,816.96 and 32,214.88 is: 48,286.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,601.28 : 114,816.96 = 32,214.88 : x
  2. Step 2: Convert to fraction form
    76,601.28/114,816.96 = 32,214.88/x
  3. Step 3: Cross multiply
    76,601.28x = 114,816.96 × 32,214.88
  4. Step 4: Simplify right side
    76,601.28x = 3,698,814,588.36
  5. Step 5: Solve for x
    x = 3,698,814,588.36/76,601.28
  6. Step 6: Final answer
    x = 48,286.59

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1.5x scale

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.