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Finding the Fourth Proportional to 67,491.28, 101,246.16 and 25,369.64

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Solution

The fourth proportional to 67,491.28, 101,246.16 and 25,369.64 is: 38,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,491.28 : 101,246.16 = 25,369.64 : x
  2. Step 2: Convert to fraction form
    67,491.28/101,246.16 = 25,369.64/x
  3. Step 3: Cross multiply
    67,491.28x = 101,246.16 × 25,369.64
  4. Step 4: Simplify right side
    67,491.28x = 2,568,578,630.58
  5. Step 5: Solve for x
    x = 2,568,578,630.58/67,491.28
  6. Step 6: Final answer
    x = 38,057.93

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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.