Home / 136,914.27-205,448.72-73,733.06

Finding the Fourth Proportional to 136,914.27, 205,448.72 and 73,733.06

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Solution

The fourth proportional to 136,914.27, 205,448.72 and 73,733.06 is: 110,641.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,914.27 : 205,448.72 = 73,733.06 : x
  2. Step 2: Convert to fraction form
    136,914.27/205,448.72 = 73,733.06/x
  3. Step 3: Cross multiply
    136,914.27x = 205,448.72 × 73,733.06
  4. Step 4: Simplify right side
    136,914.27x = 15,148,361,402.77
  5. Step 5: Solve for x
    x = 15,148,361,402.77/136,914.27
  6. Step 6: Final answer
    x = 110,641.22

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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.