Home / 65,982.48-98,975.34-56,563.80

Finding the Fourth Proportional to 65,982.48, 98,975.34 and 56,563.80

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Solution

The fourth proportional to 65,982.48, 98,975.34 and 56,563.80 is: 84,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,982.48 : 98,975.34 = 56,563.80 : x
  2. Step 2: Convert to fraction form
    65,982.48/98,975.34 = 56,563.80/x
  3. Step 3: Cross multiply
    65,982.48x = 98,975.34 × 56,563.80
  4. Step 4: Simplify right side
    65,982.48x = 5,598,421,336.69
  5. Step 5: Solve for x
    x = 5,598,421,336.69/65,982.48
  6. Step 6: Final answer
    x = 84,847.09

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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.