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Finding the Fourth Proportional to 225,450.94, 338,300.88 and 125,667.32

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Solution

The fourth proportional to 225,450.94, 338,300.88 and 125,667.32 is: 188,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,450.94 : 338,300.88 = 125,667.32 : x
  2. Step 2: Convert to fraction form
    225,450.94/338,300.88 = 125,667.32/x
  3. Step 3: Cross multiply
    225,450.94x = 338,300.88 × 125,667.32
  4. Step 4: Simplify right side
    225,450.94x = 42,513,364,943.24
  5. Step 5: Solve for x
    x = 42,513,364,943.24/225,450.94
  6. Step 6: Final answer
    x = 188,570.36

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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.