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Finding the Fourth Proportional to 133,614.53, 184,388.13 and 73,185.15

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Solution

The fourth proportional to 133,614.53, 184,388.13 and 73,185.15 is: 100,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,614.53 : 184,388.13 = 73,185.15 : x
  2. Step 2: Convert to fraction form
    133,614.53/184,388.13 = 73,185.15/x
  3. Step 3: Cross multiply
    133,614.53x = 184,388.13 × 73,185.15
  4. Step 4: Simplify right side
    133,614.53x = 13,494,472,952.27
  5. Step 5: Solve for x
    x = 13,494,472,952.27/133,614.53
  6. Step 6: Final answer
    x = 100,995.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.