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Finding the Fourth Proportional to 226,494.98, 339,742.53 and 66,570.94

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Solution

The fourth proportional to 226,494.98, 339,742.53 and 66,570.94 is: 99,856.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,494.98 : 339,742.53 = 66,570.94 : x
  2. Step 2: Convert to fraction form
    226,494.98/339,742.53 = 66,570.94/x
  3. Step 3: Cross multiply
    226,494.98x = 339,742.53 × 66,570.94
  4. Step 4: Simplify right side
    226,494.98x = 22,616,977,548.51
  5. Step 5: Solve for x
    x = 22,616,977,548.51/226,494.98
  6. Step 6: Final answer
    x = 99,856.42

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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.