Home / 192,645.24-265,835.94-107,745.90

Finding the Fourth Proportional to 192,645.24, 265,835.94 and 107,745.90

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Solution

The fourth proportional to 192,645.24, 265,835.94 and 107,745.90 is: 148,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,645.24 : 265,835.94 = 107,745.90 : x
  2. Step 2: Convert to fraction form
    192,645.24/265,835.94 = 107,745.90/x
  3. Step 3: Cross multiply
    192,645.24x = 265,835.94 × 107,745.90
  4. Step 4: Simplify right side
    192,645.24x = 28,642,732,607.65
  5. Step 5: Solve for x
    x = 28,642,732,607.65/192,645.24
  6. Step 6: Final answer
    x = 148,681.24

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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.