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Finding the Fourth Proportional to 114,174.54, 171,064.92 and 75,682.44

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Solution

The fourth proportional to 114,174.54, 171,064.92 and 75,682.44 is: 113,393.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,174.54 : 171,064.92 = 75,682.44 : x
  2. Step 2: Convert to fraction form
    114,174.54/171,064.92 = 75,682.44/x
  3. Step 3: Cross multiply
    114,174.54x = 171,064.92 × 75,682.44
  4. Step 4: Simplify right side
    114,174.54x = 12,946,610,544.00
  5. Step 5: Solve for x
    x = 12,946,610,544.00/114,174.54
  6. Step 6: Final answer
    x = 113,393.15

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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.