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Finding the Fourth Proportional to 80,200.51, 110,674.50 and 45,744.46

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Solution

The fourth proportional to 80,200.51, 110,674.50 and 45,744.46 is: 63,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,200.51 : 110,674.50 = 45,744.46 : x
  2. Step 2: Convert to fraction form
    80,200.51/110,674.50 = 45,744.46/x
  3. Step 3: Cross multiply
    80,200.51x = 110,674.50 × 45,744.46
  4. Step 4: Simplify right side
    80,200.51x = 5,062,744,790.04
  5. Step 5: Solve for x
    x = 5,062,744,790.04/80,200.51
  6. Step 6: Final answer
    x = 63,126.09

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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.