Home / 71,432.07-107,183.13-50,506.53

Finding the Fourth Proportional to 71,432.07, 107,183.13 and 50,506.53

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Solution

The fourth proportional to 71,432.07, 107,183.13 and 50,506.53 is: 75,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,432.07 : 107,183.13 = 50,506.53 : x
  2. Step 2: Convert to fraction form
    71,432.07/107,183.13 = 50,506.53/x
  3. Step 3: Cross multiply
    71,432.07x = 107,183.13 × 50,506.53
  4. Step 4: Simplify right side
    71,432.07x = 5,413,447,970.84
  5. Step 5: Solve for x
    x = 5,413,447,970.84/71,432.07
  6. Step 6: Final answer
    x = 75,784.56

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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.