Home / 83,913.53-125,852.01-27,740.36

Finding the Fourth Proportional to 83,913.53, 125,852.01 and 27,740.36

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Solution

The fourth proportional to 83,913.53, 125,852.01 and 27,740.36 is: 41,604.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,913.53 : 125,852.01 = 27,740.36 : x
  2. Step 2: Convert to fraction form
    83,913.53/125,852.01 = 27,740.36/x
  3. Step 3: Cross multiply
    83,913.53x = 125,852.01 × 27,740.36
  4. Step 4: Simplify right side
    83,913.53x = 3,491,179,434.86
  5. Step 5: Solve for x
    x = 3,491,179,434.86/83,913.53
  6. Step 6: Final answer
    x = 41,604.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.