Home / 92,751.03-139,131.92-26,185.58

Finding the Fourth Proportional to 92,751.03, 139,131.92 and 26,185.58

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Solution

The fourth proportional to 92,751.03, 139,131.92 and 26,185.58 is: 39,279.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,751.03 : 139,131.92 = 26,185.58 : x
  2. Step 2: Convert to fraction form
    92,751.03/139,131.92 = 26,185.58/x
  3. Step 3: Cross multiply
    92,751.03x = 139,131.92 × 26,185.58
  4. Step 4: Simplify right side
    92,751.03x = 3,643,250,021.71
  5. Step 5: Solve for x
    x = 3,643,250,021.71/92,751.03
  6. Step 6: Final answer
    x = 39,279.89

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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.