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Finding the Fourth Proportional to 175,022.60, 262,562.70 and 75,230.60

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Solution

The fourth proportional to 175,022.60, 262,562.70 and 75,230.60 is: 112,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,022.60 : 262,562.70 = 75,230.60 : x
  2. Step 2: Convert to fraction form
    175,022.60/262,562.70 = 75,230.60/x
  3. Step 3: Cross multiply
    175,022.60x = 262,562.70 × 75,230.60
  4. Step 4: Simplify right side
    175,022.60x = 19,752,749,458.62
  5. Step 5: Solve for x
    x = 19,752,749,458.62/175,022.60
  6. Step 6: Final answer
    x = 112,858.28

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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.