Home / 64,099.22-96,157.94-19,729.64

Finding the Fourth Proportional to 64,099.22, 96,157.94 and 19,729.64

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Solution

The fourth proportional to 64,099.22, 96,157.94 and 19,729.64 is: 29,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,099.22 : 96,157.94 = 19,729.64 : x
  2. Step 2: Convert to fraction form
    64,099.22/96,157.94 = 19,729.64/x
  3. Step 3: Cross multiply
    64,099.22x = 96,157.94 × 19,729.64
  4. Step 4: Simplify right side
    64,099.22x = 1,897,161,681.09
  5. Step 5: Solve for x
    x = 1,897,161,681.09/64,099.22
  6. Step 6: Final answer
    x = 29,597.27

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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.