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Finding the Fourth Proportional to 170,193.60, 254,829.60 and 133,329.60

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Solution

The fourth proportional to 170,193.60, 254,829.60 and 133,329.60 is: 199,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,193.60 : 254,829.60 = 133,329.60 : x
  2. Step 2: Convert to fraction form
    170,193.60/254,829.60 = 133,329.60/x
  3. Step 3: Cross multiply
    170,193.60x = 254,829.60 × 133,329.60
  4. Step 4: Simplify right side
    170,193.60x = 33,976,328,636.16
  5. Step 5: Solve for x
    x = 33,976,328,636.16/170,193.60
  6. Step 6: Final answer
    x = 199,633.41

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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.