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Finding the Fourth Proportional to 70,004.48, 105,007.32 and 22,626.77

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Solution

The fourth proportional to 70,004.48, 105,007.32 and 22,626.77 is: 33,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,004.48 : 105,007.32 = 22,626.77 : x
  2. Step 2: Convert to fraction form
    70,004.48/105,007.32 = 22,626.77/x
  3. Step 3: Cross multiply
    70,004.48x = 105,007.32 × 22,626.77
  4. Step 4: Simplify right side
    70,004.48x = 2,375,975,952.92
  5. Step 5: Solve for x
    x = 2,375,975,952.92/70,004.48
  6. Step 6: Final answer
    x = 33,940.34

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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.