Home / 80,241.45-110,731.85-44,430.69

Finding the Fourth Proportional to 80,241.45, 110,731.85 and 44,430.69

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Solution

The fourth proportional to 80,241.45, 110,731.85 and 44,430.69 is: 61,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,241.45 : 110,731.85 = 44,430.69 : x
  2. Step 2: Convert to fraction form
    80,241.45/110,731.85 = 44,430.69/x
  3. Step 3: Cross multiply
    80,241.45x = 110,731.85 × 44,430.69
  4. Step 4: Simplify right side
    80,241.45x = 4,919,892,985.14
  5. Step 5: Solve for x
    x = 4,919,892,985.14/80,241.45
  6. Step 6: Final answer
    x = 61,313.61

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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.