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Finding the Fourth Proportional to 67,337, 101,005.56 and 18,089

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Solution

The fourth proportional to 67,337, 101,005.56 and 18,089 is: 27,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,337 : 101,005.56 = 18,089 : x
  2. Step 2: Convert to fraction form
    67,337/101,005.56 = 18,089/x
  3. Step 3: Cross multiply
    67,337x = 101,005.56 × 18,089
  4. Step 4: Simplify right side
    67,337x = 1,827,089,574.84
  5. Step 5: Solve for x
    x = 1,827,089,574.84/67,337
  6. Step 6: Final answer
    x = 27,133.52

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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.