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Finding the Fourth Proportional to 80,010.32, 110,420.70 and 44,203.46

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Solution

The fourth proportional to 80,010.32, 110,420.70 and 44,203.46 is: 61,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,010.32 : 110,420.70 = 44,203.46 : x
  2. Step 2: Convert to fraction form
    80,010.32/110,420.70 = 44,203.46/x
  3. Step 3: Cross multiply
    80,010.32x = 110,420.70 × 44,203.46
  4. Step 4: Simplify right side
    80,010.32x = 4,880,976,995.62
  5. Step 5: Solve for x
    x = 4,880,976,995.62/80,010.32
  6. Step 6: Final answer
    x = 61,004.34

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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.