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Finding the Fourth Proportional to 64,701, 97,056.97 and 17,953.88

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Solution

The fourth proportional to 64,701, 97,056.97 and 17,953.88 is: 26,932.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,701 : 97,056.97 = 17,953.88 : x
  2. Step 2: Convert to fraction form
    64,701/97,056.97 = 17,953.88/x
  3. Step 3: Cross multiply
    64,701x = 97,056.97 × 17,953.88
  4. Step 4: Simplify right side
    64,701x = 1,742,548,662.37
  5. Step 5: Solve for x
    x = 1,742,548,662.37/64,701
  6. Step 6: Final answer
    x = 26,932.33

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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.