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Finding the Fourth Proportional to 79,812.90, 110,142.54 and 44,004.24

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Solution

The fourth proportional to 79,812.90, 110,142.54 and 44,004.24 is: 60,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,812.90 : 110,142.54 = 44,004.24 : x
  2. Step 2: Convert to fraction form
    79,812.90/110,142.54 = 44,004.24/x
  3. Step 3: Cross multiply
    79,812.90x = 110,142.54 × 44,004.24
  4. Step 4: Simplify right side
    79,812.90x = 4,846,738,764.37
  5. Step 5: Solve for x
    x = 4,846,738,764.37/79,812.90
  6. Step 6: Final answer
    x = 60,726.26

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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.