Home / 136,263.36-188,052.29-75,833.83

Finding the Fourth Proportional to 136,263.36, 188,052.29 and 75,833.83

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Solution

The fourth proportional to 136,263.36, 188,052.29 and 75,833.83 is: 104,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,263.36 : 188,052.29 = 75,833.83 : x
  2. Step 2: Convert to fraction form
    136,263.36/188,052.29 = 75,833.83/x
  3. Step 3: Cross multiply
    136,263.36x = 188,052.29 × 75,833.83
  4. Step 4: Simplify right side
    136,263.36x = 14,260,725,390.97
  5. Step 5: Solve for x
    x = 14,260,725,390.97/136,263.36
  6. Step 6: Final answer
    x = 104,655.61

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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.