Home / 65,770.74-98,625.44-34,172.30

Finding the Fourth Proportional to 65,770.74, 98,625.44 and 34,172.30

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Solution

The fourth proportional to 65,770.74, 98,625.44 and 34,172.30 is: 51,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,770.74 : 98,625.44 = 34,172.30 : x
  2. Step 2: Convert to fraction form
    65,770.74/98,625.44 = 34,172.30/x
  3. Step 3: Cross multiply
    65,770.74x = 98,625.44 × 34,172.30
  4. Step 4: Simplify right side
    65,770.74x = 3,370,258,383.94
  5. Step 5: Solve for x
    x = 3,370,258,383.94/65,770.74
  6. Step 6: Final answer
    x = 51,242.52

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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.