Home / 136,524.33-188,404.44-76,098.81

Finding the Fourth Proportional to 136,524.33, 188,404.44 and 76,098.81

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Solution

The fourth proportional to 136,524.33, 188,404.44 and 76,098.81 is: 105,016.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,524.33 : 188,404.44 = 76,098.81 : x
  2. Step 2: Convert to fraction form
    136,524.33/188,404.44 = 76,098.81/x
  3. Step 3: Cross multiply
    136,524.33x = 188,404.44 × 76,098.81
  4. Step 4: Simplify right side
    136,524.33x = 14,337,353,682.72
  5. Step 5: Solve for x
    x = 14,337,353,682.72/136,524.33
  6. Step 6: Final answer
    x = 105,016.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.