Home / 139,199.68-192,096.06-75,537.48

Finding the Fourth Proportional to 139,199.68, 192,096.06 and 75,537.48

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Solution

The fourth proportional to 139,199.68, 192,096.06 and 75,537.48 is: 104,241.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,199.68 : 192,096.06 = 75,537.48 : x
  2. Step 2: Convert to fraction form
    139,199.68/192,096.06 = 75,537.48/x
  3. Step 3: Cross multiply
    139,199.68x = 192,096.06 × 75,537.48
  4. Step 4: Simplify right side
    139,199.68x = 14,510,452,290.33
  5. Step 5: Solve for x
    x = 14,510,452,290.33/139,199.68
  6. Step 6: Final answer
    x = 104,241.99

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1.5x scale

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.