Home / 124,912.33-187,495.16-110,771.55

Finding the Fourth Proportional to 124,912.33, 187,495.16 and 110,771.55

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Solution

The fourth proportional to 124,912.33, 187,495.16 and 110,771.55 is: 166,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,912.33 : 187,495.16 = 110,771.55 : x
  2. Step 2: Convert to fraction form
    124,912.33/187,495.16 = 110,771.55/x
  3. Step 3: Cross multiply
    124,912.33x = 187,495.16 × 110,771.55
  4. Step 4: Simplify right side
    124,912.33x = 20,769,128,936.84
  5. Step 5: Solve for x
    x = 20,769,128,936.84/124,912.33
  6. Step 6: Final answer
    x = 166,269.65

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1.5x scale

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.