Home / 80,039.34-110,456.43-44,231.58

Finding the Fourth Proportional to 80,039.34, 110,456.43 and 44,231.58

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Solution

The fourth proportional to 80,039.34, 110,456.43 and 44,231.58 is: 61,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,039.34 : 110,456.43 = 44,231.58 : x
  2. Step 2: Convert to fraction form
    80,039.34/110,456.43 = 44,231.58/x
  3. Step 3: Cross multiply
    80,039.34x = 110,456.43 × 44,231.58
  4. Step 4: Simplify right side
    80,039.34x = 4,885,662,420.06
  5. Step 5: Solve for x
    x = 4,885,662,420.06/80,039.34
  6. Step 6: Final answer
    x = 61,040.76

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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.