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Finding the Fourth Proportional to 62,668.18, 86,476.62 and 35,805.34

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Solution

The fourth proportional to 62,668.18, 86,476.62 and 35,805.34 is: 49,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,668.18 : 86,476.62 = 35,805.34 : x
  2. Step 2: Convert to fraction form
    62,668.18/86,476.62 = 35,805.34/x
  3. Step 3: Cross multiply
    62,668.18x = 86,476.62 × 35,805.34
  4. Step 4: Simplify right side
    62,668.18x = 3,096,324,781.15
  5. Step 5: Solve for x
    x = 3,096,324,781.15/62,668.18
  6. Step 6: Final answer
    x = 49,408.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.