Home / 214,629.90-296,129.24-134,139.19

Finding the Fourth Proportional to 214,629.90, 296,129.24 and 134,139.19

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Solution

The fourth proportional to 214,629.90, 296,129.24 and 134,139.19 is: 185,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,629.90 : 296,129.24 = 134,139.19 : x
  2. Step 2: Convert to fraction form
    214,629.90/296,129.24 = 134,139.19/x
  3. Step 3: Cross multiply
    214,629.90x = 296,129.24 × 134,139.19
  4. Step 4: Simplify right side
    214,629.90x = 39,722,534,237.57
  5. Step 5: Solve for x
    x = 39,722,534,237.57/214,629.90
  6. Step 6: Final answer
    x = 185,074.56

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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.