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Finding the Fourth Proportional to 70,226.69, 105,318.16 and 23,468.63

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Solution

The fourth proportional to 70,226.69, 105,318.16 and 23,468.63 is: 35,195.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,226.69 : 105,318.16 = 23,468.63 : x
  2. Step 2: Convert to fraction form
    70,226.69/105,318.16 = 23,468.63/x
  3. Step 3: Cross multiply
    70,226.69x = 105,318.16 × 23,468.63
  4. Step 4: Simplify right side
    70,226.69x = 2,471,672,344.06
  5. Step 5: Solve for x
    x = 2,471,672,344.06/70,226.69
  6. Step 6: Final answer
    x = 35,195.63

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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.