Home / 124,771.22-187,153.99-34,811.56

Finding the Fourth Proportional to 124,771.22, 187,153.99 and 34,811.56

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Solution

The fourth proportional to 124,771.22, 187,153.99 and 34,811.56 is: 52,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,771.22 : 187,153.99 = 34,811.56 : x
  2. Step 2: Convert to fraction form
    124,771.22/187,153.99 = 34,811.56/x
  3. Step 3: Cross multiply
    124,771.22x = 187,153.99 × 34,811.56
  4. Step 4: Simplify right side
    124,771.22x = 6,515,122,499.04
  5. Step 5: Solve for x
    x = 6,515,122,499.04/124,771.22
  6. Step 6: Final answer
    x = 52,216.55

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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.