Home / 106,290.22-159,379.94-39,675.56

Finding the Fourth Proportional to 106,290.22, 159,379.94 and 39,675.56

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Solution

The fourth proportional to 106,290.22, 159,379.94 and 39,675.56 is: 59,492.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,290.22 : 159,379.94 = 39,675.56 : x
  2. Step 2: Convert to fraction form
    106,290.22/159,379.94 = 39,675.56/x
  3. Step 3: Cross multiply
    106,290.22x = 159,379.94 × 39,675.56
  4. Step 4: Simplify right side
    106,290.22x = 6,323,488,372.27
  5. Step 5: Solve for x
    x = 6,323,488,372.27/106,290.22
  6. Step 6: Final answer
    x = 59,492.66

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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.