Home / 67,133.82-92,622.51-38,819.46

Finding the Fourth Proportional to 67,133.82, 92,622.51 and 38,819.46

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Solution

The fourth proportional to 67,133.82, 92,622.51 and 38,819.46 is: 53,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,133.82 : 92,622.51 = 38,819.46 : x
  2. Step 2: Convert to fraction form
    67,133.82/92,622.51 = 38,819.46/x
  3. Step 3: Cross multiply
    67,133.82x = 92,622.51 × 38,819.46
  4. Step 4: Simplify right side
    67,133.82x = 3,595,555,822.04
  5. Step 5: Solve for x
    x = 3,595,555,822.04/67,133.82
  6. Step 6: Final answer
    x = 53,558.04

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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.