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Finding the Fourth Proportional to 45,883.67, 68,736.70 and 26,862.23

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Solution

The fourth proportional to 45,883.67, 68,736.70 and 26,862.23 is: 40,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,883.67 : 68,736.70 = 26,862.23 : x
  2. Step 2: Convert to fraction form
    45,883.67/68,736.70 = 26,862.23/x
  3. Step 3: Cross multiply
    45,883.67x = 68,736.70 × 26,862.23
  4. Step 4: Simplify right side
    45,883.67x = 1,846,421,250.26
  5. Step 5: Solve for x
    x = 1,846,421,250.26/45,883.67
  6. Step 6: Final answer
    x = 40,241.36

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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.