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Finding the Fourth Proportional to 136,017, 204,054.66 and 57,197.52

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Solution

The fourth proportional to 136,017, 204,054.66 and 57,197.52 is: 85,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,017 : 204,054.66 = 57,197.52 : x
  2. Step 2: Convert to fraction form
    136,017/204,054.66 = 57,197.52/x
  3. Step 3: Cross multiply
    136,017x = 204,054.66 × 57,197.52
  4. Step 4: Simplify right side
    136,017x = 11,671,420,496.44
  5. Step 5: Solve for x
    x = 11,671,420,496.44/136,017
  6. Step 6: Final answer
    x = 85,808.54

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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.