Home / 65,577.22-98,344.98-21,193.48

Finding the Fourth Proportional to 65,577.22, 98,344.98 and 21,193.48

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Solution

The fourth proportional to 65,577.22, 98,344.98 and 21,193.48 is: 31,783.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,577.22 : 98,344.98 = 21,193.48 : x
  2. Step 2: Convert to fraction form
    65,577.22/98,344.98 = 21,193.48/x
  3. Step 3: Cross multiply
    65,577.22x = 98,344.98 × 21,193.48
  4. Step 4: Simplify right side
    65,577.22x = 2,084,272,366.73
  5. Step 5: Solve for x
    x = 2,084,272,366.73/65,577.22
  6. Step 6: Final answer
    x = 31,783.48

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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.