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Finding the Fourth Proportional to 136,475, 204,684.27 and 36,611.52

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Solution

The fourth proportional to 136,475, 204,684.27 and 36,611.52 is: 54,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,475 : 204,684.27 = 36,611.52 : x
  2. Step 2: Convert to fraction form
    136,475/204,684.27 = 36,611.52/x
  3. Step 3: Cross multiply
    136,475x = 204,684.27 × 36,611.52
  4. Step 4: Simplify right side
    136,475x = 7,493,802,244.79
  5. Step 5: Solve for x
    x = 7,493,802,244.79/136,475
  6. Step 6: Final answer
    x = 54,909.71

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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.