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Finding the Fourth Proportional to 85,073.86, 127,601.07 and 22,749.22

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Solution

The fourth proportional to 85,073.86, 127,601.07 and 22,749.22 is: 34,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,073.86 : 127,601.07 = 22,749.22 : x
  2. Step 2: Convert to fraction form
    85,073.86/127,601.07 = 22,749.22/x
  3. Step 3: Cross multiply
    85,073.86x = 127,601.07 × 22,749.22
  4. Step 4: Simplify right side
    85,073.86x = 2,902,824,813.67
  5. Step 5: Solve for x
    x = 2,902,824,813.67/85,073.86
  6. Step 6: Final answer
    x = 34,121.23

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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.