Home / 67,156.05-100,711.53-33,854.94

Finding the Fourth Proportional to 67,156.05, 100,711.53 and 33,854.94

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Solution

The fourth proportional to 67,156.05, 100,711.53 and 33,854.94 is: 50,771.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,156.05 : 100,711.53 = 33,854.94 : x
  2. Step 2: Convert to fraction form
    67,156.05/100,711.53 = 33,854.94/x
  3. Step 3: Cross multiply
    67,156.05x = 100,711.53 × 33,854.94
  4. Step 4: Simplify right side
    67,156.05x = 3,409,582,805.46
  5. Step 5: Solve for x
    x = 3,409,582,805.46/67,156.05
  6. Step 6: Final answer
    x = 50,771.04

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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.