Home / 94,749.48-142,131.24-27,279

Finding the Fourth Proportional to 94,749.48, 142,131.24 and 27,279

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Solution

The fourth proportional to 94,749.48, 142,131.24 and 27,279 is: 40,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,749.48 : 142,131.24 = 27,279 : x
  2. Step 2: Convert to fraction form
    94,749.48/142,131.24 = 27,279/x
  3. Step 3: Cross multiply
    94,749.48x = 142,131.24 × 27,279
  4. Step 4: Simplify right side
    94,749.48x = 3,877,198,095.96
  5. Step 5: Solve for x
    x = 3,877,198,095.96/94,749.48
  6. Step 6: Final answer
    x = 40,920.52

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1.5x scale

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.