Home / 148,556.26-204,941.22-88,129.45

Finding the Fourth Proportional to 148,556.26, 204,941.22 and 88,129.45

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Solution

The fourth proportional to 148,556.26, 204,941.22 and 88,129.45 is: 121,579.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,556.26 : 204,941.22 = 88,129.45 : x
  2. Step 2: Convert to fraction form
    148,556.26/204,941.22 = 88,129.45/x
  3. Step 3: Cross multiply
    148,556.26x = 204,941.22 × 88,129.45
  4. Step 4: Simplify right side
    148,556.26x = 18,061,355,976.22
  5. Step 5: Solve for x
    x = 18,061,355,976.22/148,556.26
  6. Step 6: Final answer
    x = 121,579.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.