Home / 92,679.44-139,027.36-26,120.16

Finding the Fourth Proportional to 92,679.44, 139,027.36 and 26,120.16

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Solution

The fourth proportional to 92,679.44, 139,027.36 and 26,120.16 is: 39,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,679.44 : 139,027.36 = 26,120.16 : x
  2. Step 2: Convert to fraction form
    92,679.44/139,027.36 = 26,120.16/x
  3. Step 3: Cross multiply
    92,679.44x = 139,027.36 × 26,120.16
  4. Step 4: Simplify right side
    92,679.44x = 3,631,416,887.58
  5. Step 5: Solve for x
    x = 3,631,416,887.58/92,679.44
  6. Step 6: Final answer
    x = 39,182.55

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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.