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Finding the Fourth Proportional to 76,659.91, 114,993.96 and 24,073.49

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Solution

The fourth proportional to 76,659.91, 114,993.96 and 24,073.49 is: 36,111.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,659.91 : 114,993.96 = 24,073.49 : x
  2. Step 2: Convert to fraction form
    76,659.91/114,993.96 = 24,073.49/x
  3. Step 3: Cross multiply
    76,659.91x = 114,993.96 × 24,073.49
  4. Step 4: Simplify right side
    76,659.91x = 2,768,305,946.12
  5. Step 5: Solve for x
    x = 2,768,305,946.12/76,659.91
  6. Step 6: Final answer
    x = 36,111.52

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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.