Home / 301,741.20-452,093.40-143,629.20

Finding the Fourth Proportional to 301,741.20, 452,093.40 and 143,629.20

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Solution

The fourth proportional to 301,741.20, 452,093.40 and 143,629.20 is: 215,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,741.20 : 452,093.40 = 143,629.20 : x
  2. Step 2: Convert to fraction form
    301,741.20/452,093.40 = 143,629.20/x
  3. Step 3: Cross multiply
    301,741.20x = 452,093.40 × 143,629.20
  4. Step 4: Simplify right side
    301,741.20x = 64,933,813,367.28
  5. Step 5: Solve for x
    x = 64,933,813,367.28/301,741.20
  6. Step 6: Final answer
    x = 215,197.04

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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.