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Finding the Fourth Proportional to 145,232.67, 217,843.09 and 50,484.34

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Solution

The fourth proportional to 145,232.67, 217,843.09 and 50,484.34 is: 75,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,232.67 : 217,843.09 = 50,484.34 : x
  2. Step 2: Convert to fraction form
    145,232.67/217,843.09 = 50,484.34/x
  3. Step 3: Cross multiply
    145,232.67x = 217,843.09 × 50,484.34
  4. Step 4: Simplify right side
    145,232.67x = 10,997,664,768.30
  5. Step 5: Solve for x
    x = 10,997,664,768.30/145,232.67
  6. Step 6: Final answer
    x = 75,724.45

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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.