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Finding the Fourth Proportional to 64,663.22, 96,964.02 and 22,538.16

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Solution

The fourth proportional to 64,663.22, 96,964.02 and 22,538.16 is: 33,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,663.22 : 96,964.02 = 22,538.16 : x
  2. Step 2: Convert to fraction form
    64,663.22/96,964.02 = 22,538.16/x
  3. Step 3: Cross multiply
    64,663.22x = 96,964.02 × 22,538.16
  4. Step 4: Simplify right side
    64,663.22x = 2,185,390,597.00
  5. Step 5: Solve for x
    x = 2,185,390,597.00/64,663.22
  6. Step 6: Final answer
    x = 33,796.50

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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.