Home / 124,857.30-187,198.46-45,961.26

Finding the Fourth Proportional to 124,857.30, 187,198.46 and 45,961.26

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Solution

The fourth proportional to 124,857.30, 187,198.46 and 45,961.26 is: 68,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,857.30 : 187,198.46 = 45,961.26 : x
  2. Step 2: Convert to fraction form
    124,857.30/187,198.46 = 45,961.26/x
  3. Step 3: Cross multiply
    124,857.30x = 187,198.46 × 45,961.26
  4. Step 4: Simplify right side
    124,857.30x = 8,603,877,091.66
  5. Step 5: Solve for x
    x = 8,603,877,091.66/124,857.30
  6. Step 6: Final answer
    x = 68,909.68

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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.