Home / 65,977.75-98,951.44-39,331.26

Finding the Fourth Proportional to 65,977.75, 98,951.44 and 39,331.26

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Solution

The fourth proportional to 65,977.75, 98,951.44 and 39,331.26 is: 58,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,977.75 : 98,951.44 = 39,331.26 : x
  2. Step 2: Convert to fraction form
    65,977.75/98,951.44 = 39,331.26/x
  3. Step 3: Cross multiply
    65,977.75x = 98,951.44 × 39,331.26
  4. Step 4: Simplify right side
    65,977.75x = 3,891,884,733.25
  5. Step 5: Solve for x
    x = 3,891,884,733.25/65,977.75
  6. Step 6: Final answer
    x = 58,987.84

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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.