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Finding the Fourth Proportional to 67,012.04, 92,471.28 and 36,797.30

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Solution

The fourth proportional to 67,012.04, 92,471.28 and 36,797.30 is: 50,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,012.04 : 92,471.28 = 36,797.30 : x
  2. Step 2: Convert to fraction form
    67,012.04/92,471.28 = 36,797.30/x
  3. Step 3: Cross multiply
    67,012.04x = 92,471.28 × 36,797.30
  4. Step 4: Simplify right side
    67,012.04x = 3,402,693,431.54
  5. Step 5: Solve for x
    x = 3,402,693,431.54/67,012.04
  6. Step 6: Final answer
    x = 50,777.34

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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.