Home / 67,176.35-92,716.62-38,515.27

Finding the Fourth Proportional to 67,176.35, 92,716.62 and 38,515.27

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Solution

The fourth proportional to 67,176.35, 92,716.62 and 38,515.27 is: 53,158.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,176.35 : 92,716.62 = 38,515.27 : x
  2. Step 2: Convert to fraction form
    67,176.35/92,716.62 = 38,515.27/x
  3. Step 3: Cross multiply
    67,176.35x = 92,716.62 × 38,515.27
  4. Step 4: Simplify right side
    67,176.35x = 3,571,005,652.79
  5. Step 5: Solve for x
    x = 3,571,005,652.79/67,176.35
  6. Step 6: Final answer
    x = 53,158.67

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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.