Home / 65,576.22-98,343.48-21,192.48

Finding the Fourth Proportional to 65,576.22, 98,343.48 and 21,192.48

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Solution

The fourth proportional to 65,576.22, 98,343.48 and 21,192.48 is: 31,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,576.22 : 98,343.48 = 21,192.48 : x
  2. Step 2: Convert to fraction form
    65,576.22/98,343.48 = 21,192.48/x
  3. Step 3: Cross multiply
    65,576.22x = 98,343.48 × 21,192.48
  4. Step 4: Simplify right side
    65,576.22x = 2,084,142,233.03
  5. Step 5: Solve for x
    x = 2,084,142,233.03/65,576.22
  6. Step 6: Final answer
    x = 31,781.98

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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.