Home / 80,564.35-111,175.03-44,756.55

Finding the Fourth Proportional to 80,564.35, 111,175.03 and 44,756.55

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Solution

The fourth proportional to 80,564.35, 111,175.03 and 44,756.55 is: 61,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,564.35 : 111,175.03 = 44,756.55 : x
  2. Step 2: Convert to fraction form
    80,564.35/111,175.03 = 44,756.55/x
  3. Step 3: Cross multiply
    80,564.35x = 111,175.03 × 44,756.55
  4. Step 4: Simplify right side
    80,564.35x = 4,975,810,233.07
  5. Step 5: Solve for x
    x = 4,975,810,233.07/80,564.35
  6. Step 6: Final answer
    x = 61,761.94

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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.