Home / 494,111.60-741,167.40-120,131.36

Finding the Fourth Proportional to 494,111.60, 741,167.40 and 120,131.36

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Solution

The fourth proportional to 494,111.60, 741,167.40 and 120,131.36 is: 180,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,111.60 : 741,167.40 = 120,131.36 : x
  2. Step 2: Convert to fraction form
    494,111.60/741,167.40 = 120,131.36/x
  3. Step 3: Cross multiply
    494,111.60x = 741,167.40 × 120,131.36
  4. Step 4: Simplify right side
    494,111.60x = 89,037,447,749.66
  5. Step 5: Solve for x
    x = 89,037,447,749.66/494,111.60
  6. Step 6: Final answer
    x = 180,197.04

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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.