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Finding the Fourth Proportional to 68,476.70, 94,496.07 and 38,262.27

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Solution

The fourth proportional to 68,476.70, 94,496.07 and 38,262.27 is: 52,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,476.70 : 94,496.07 = 38,262.27 : x
  2. Step 2: Convert to fraction form
    68,476.70/94,496.07 = 38,262.27/x
  3. Step 3: Cross multiply
    68,476.70x = 94,496.07 × 38,262.27
  4. Step 4: Simplify right side
    68,476.70x = 3,615,634,144.28
  5. Step 5: Solve for x
    x = 3,615,634,144.28/68,476.70
  6. Step 6: Final answer
    x = 52,800.94

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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.