Home / 227,338.45-313,719.87-125,368.21

Finding the Fourth Proportional to 227,338.45, 313,719.87 and 125,368.21

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Solution

The fourth proportional to 227,338.45, 313,719.87 and 125,368.21 is: 173,004.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,338.45 : 313,719.87 = 125,368.21 : x
  2. Step 2: Convert to fraction form
    227,338.45/313,719.87 = 125,368.21/x
  3. Step 3: Cross multiply
    227,338.45x = 313,719.87 × 125,368.21
  4. Step 4: Simplify right side
    227,338.45x = 39,330,498,543.33
  5. Step 5: Solve for x
    x = 39,330,498,543.33/227,338.45
  6. Step 6: Final answer
    x = 173,004.16

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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.