Home / 67,311.49-100,966.78-32,144.53

Finding the Fourth Proportional to 67,311.49, 100,966.78 and 32,144.53

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Solution

The fourth proportional to 67,311.49, 100,966.78 and 32,144.53 is: 48,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,311.49 : 100,966.78 = 32,144.53 : x
  2. Step 2: Convert to fraction form
    67,311.49/100,966.78 = 32,144.53/x
  3. Step 3: Cross multiply
    67,311.49x = 100,966.78 × 32,144.53
  4. Step 4: Simplify right side
    67,311.49x = 3,245,529,688.71
  5. Step 5: Solve for x
    x = 3,245,529,688.71/67,311.49
  6. Step 6: Final answer
    x = 48,216.58

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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.