Home / 123,917.45-185,876.37-49,055.22

Finding the Fourth Proportional to 123,917.45, 185,876.37 and 49,055.22

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Solution

The fourth proportional to 123,917.45, 185,876.37 and 49,055.22 is: 73,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,917.45 : 185,876.37 = 49,055.22 : x
  2. Step 2: Convert to fraction form
    123,917.45/185,876.37 = 49,055.22/x
  3. Step 3: Cross multiply
    123,917.45x = 185,876.37 × 49,055.22
  4. Step 4: Simplify right side
    123,917.45x = 9,118,206,223.15
  5. Step 5: Solve for x
    x = 9,118,206,223.15/123,917.45
  6. Step 6: Final answer
    x = 73,582.91

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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.