Home / 64,664.22-97,000.43-20,292.73

Finding the Fourth Proportional to 64,664.22, 97,000.43 and 20,292.73

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Solution

The fourth proportional to 64,664.22, 97,000.43 and 20,292.73 is: 30,440.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,664.22 : 97,000.43 = 20,292.73 : x
  2. Step 2: Convert to fraction form
    64,664.22/97,000.43 = 20,292.73/x
  3. Step 3: Cross multiply
    64,664.22x = 97,000.43 × 20,292.73
  4. Step 4: Simplify right side
    64,664.22x = 1,968,403,344.10
  5. Step 5: Solve for x
    x = 1,968,403,344.10/64,664.22
  6. Step 6: Final answer
    x = 30,440.38

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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.