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Finding the Fourth Proportional to 68,859.03, 95,027.34 and 38,646.22

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Solution

The fourth proportional to 68,859.03, 95,027.34 and 38,646.22 is: 53,332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,859.03 : 95,027.34 = 38,646.22 : x
  2. Step 2: Convert to fraction form
    68,859.03/95,027.34 = 38,646.22/x
  3. Step 3: Cross multiply
    68,859.03x = 95,027.34 × 38,646.22
  4. Step 4: Simplify right side
    68,859.03x = 3,672,447,584.27
  5. Step 5: Solve for x
    x = 3,672,447,584.27/68,859.03
  6. Step 6: Final answer
    x = 53,332.84

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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.