Home / 60,698.20-91,241.70-43,288.60

Finding the Fourth Proportional to 60,698.20, 91,241.70 and 43,288.60

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Solution

The fourth proportional to 60,698.20, 91,241.70 and 43,288.60 is: 65,071.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,698.20 : 91,241.70 = 43,288.60 : x
  2. Step 2: Convert to fraction form
    60,698.20/91,241.70 = 43,288.60/x
  3. Step 3: Cross multiply
    60,698.20x = 91,241.70 × 43,288.60
  4. Step 4: Simplify right side
    60,698.20x = 3,949,725,454.62
  5. Step 5: Solve for x
    x = 3,949,725,454.62/60,698.20
  6. Step 6: Final answer
    x = 65,071.54

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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.