Home / 80,241.48-110,731.89-44,430.72

Finding the Fourth Proportional to 80,241.48, 110,731.89 and 44,430.72

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Solution

The fourth proportional to 80,241.48, 110,731.89 and 44,430.72 is: 61,313.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,241.48 : 110,731.89 = 44,430.72 : x
  2. Step 2: Convert to fraction form
    80,241.48/110,731.89 = 44,430.72/x
  3. Step 3: Cross multiply
    80,241.48x = 110,731.89 × 44,430.72
  4. Step 4: Simplify right side
    80,241.48x = 4,919,896,823.85
  5. Step 5: Solve for x
    x = 4,919,896,823.85/80,241.48
  6. Step 6: Final answer
    x = 61,313.64

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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.