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Finding the Fourth Proportional to 225,592.65, 338,409.86 and 73,790.60

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Solution

The fourth proportional to 225,592.65, 338,409.86 and 73,790.60 is: 110,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,592.65 : 338,409.86 = 73,790.60 : x
  2. Step 2: Convert to fraction form
    225,592.65/338,409.86 = 73,790.60/x
  3. Step 3: Cross multiply
    225,592.65x = 338,409.86 × 73,790.60
  4. Step 4: Simplify right side
    225,592.65x = 24,971,464,554.31
  5. Step 5: Solve for x
    x = 24,971,464,554.31/225,592.65
  6. Step 6: Final answer
    x = 110,692.72

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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.