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Finding the Fourth Proportional to 83,017.44, 114,563.56 and 47,207.48

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Solution

The fourth proportional to 83,017.44, 114,563.56 and 47,207.48 is: 65,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,017.44 : 114,563.56 = 47,207.48 : x
  2. Step 2: Convert to fraction form
    83,017.44/114,563.56 = 47,207.48/x
  3. Step 3: Cross multiply
    83,017.44x = 114,563.56 × 47,207.48
  4. Step 4: Simplify right side
    83,017.44x = 5,408,256,967.43
  5. Step 5: Solve for x
    x = 5,408,256,967.43/83,017.44
  6. Step 6: Final answer
    x = 65,146.03

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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.