Home / 80,154.20-110,606.70-44,343.45

Finding the Fourth Proportional to 80,154.20, 110,606.70 and 44,343.45

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Solution

The fourth proportional to 80,154.20, 110,606.70 and 44,343.45 is: 61,190.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,154.20 : 110,606.70 = 44,343.45 : x
  2. Step 2: Convert to fraction form
    80,154.20/110,606.70 = 44,343.45/x
  3. Step 3: Cross multiply
    80,154.20x = 110,606.70 × 44,343.45
  4. Step 4: Simplify right side
    80,154.20x = 4,904,682,118.08
  5. Step 5: Solve for x
    x = 4,904,682,118.08/80,154.20
  6. Step 6: Final answer
    x = 61,190.58

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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.