Home / 496,032.88-743,914.16-136,118.40

Finding the Fourth Proportional to 496,032.88, 743,914.16 and 136,118.40

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Solution

The fourth proportional to 496,032.88, 743,914.16 and 136,118.40 is: 204,140.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,032.88 : 743,914.16 = 136,118.40 : x
  2. Step 2: Convert to fraction form
    496,032.88/743,914.16 = 136,118.40/x
  3. Step 3: Cross multiply
    496,032.88x = 743,914.16 × 136,118.40
  4. Step 4: Simplify right side
    496,032.88x = 101,260,405,196.54
  5. Step 5: Solve for x
    x = 101,260,405,196.54/496,032.88
  6. Step 6: Final answer
    x = 204,140.51

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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.