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Finding the Fourth Proportional to 112,633.53, 168,945.92 and 41,525.42

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Solution

The fourth proportional to 112,633.53, 168,945.92 and 41,525.42 is: 62,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,633.53 : 168,945.92 = 41,525.42 : x
  2. Step 2: Convert to fraction form
    112,633.53/168,945.92 = 41,525.42/x
  3. Step 3: Cross multiply
    112,633.53x = 168,945.92 × 41,525.42
  4. Step 4: Simplify right side
    112,633.53x = 7,015,549,232.93
  5. Step 5: Solve for x
    x = 7,015,549,232.93/112,633.53
  6. Step 6: Final answer
    x = 62,286.51

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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.