Home / 79,984.10-110,377.14-43,685.37

Finding the Fourth Proportional to 79,984.10, 110,377.14 and 43,685.37

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Solution

The fourth proportional to 79,984.10, 110,377.14 and 43,685.37 is: 60,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,984.10 : 110,377.14 = 43,685.37 : x
  2. Step 2: Convert to fraction form
    79,984.10/110,377.14 = 43,685.37/x
  3. Step 3: Cross multiply
    79,984.10x = 110,377.14 × 43,685.37
  4. Step 4: Simplify right side
    79,984.10x = 4,821,865,982.01
  5. Step 5: Solve for x
    x = 4,821,865,982.01/79,984.10
  6. Step 6: Final answer
    x = 60,285.31

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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.