Home / 136,629.19-204,910.71-70,035.04

Finding the Fourth Proportional to 136,629.19, 204,910.71 and 70,035.04

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Solution

The fourth proportional to 136,629.19, 204,910.71 and 70,035.04 is: 105,035.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,629.19 : 204,910.71 = 70,035.04 : x
  2. Step 2: Convert to fraction form
    136,629.19/204,910.71 = 70,035.04/x
  3. Step 3: Cross multiply
    136,629.19x = 204,910.71 × 70,035.04
  4. Step 4: Simplify right side
    136,629.19x = 14,350,929,771.28
  5. Step 5: Solve for x
    x = 14,350,929,771.28/136,629.19
  6. Step 6: Final answer
    x = 105,035.61

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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.