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Finding the Fourth Proportional to 183,609.60, 275,198.40 and 104,798.40

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Solution

The fourth proportional to 183,609.60, 275,198.40 and 104,798.40 is: 157,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,609.60 : 275,198.40 = 104,798.40 : x
  2. Step 2: Convert to fraction form
    183,609.60/275,198.40 = 104,798.40/x
  3. Step 3: Cross multiply
    183,609.60x = 275,198.40 × 104,798.40
  4. Step 4: Simplify right side
    183,609.60x = 28,840,352,002.56
  5. Step 5: Solve for x
    x = 28,840,352,002.56/183,609.60
  6. Step 6: Final answer
    x = 157,074.31

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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.