Home / 83,015.52-114,558.96-47,209.44

Finding the Fourth Proportional to 83,015.52, 114,558.96 and 47,209.44

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Solution

The fourth proportional to 83,015.52, 114,558.96 and 47,209.44 is: 65,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,015.52 : 114,558.96 = 47,209.44 : x
  2. Step 2: Convert to fraction form
    83,015.52/114,558.96 = 47,209.44/x
  3. Step 3: Cross multiply
    83,015.52x = 114,558.96 × 47,209.44
  4. Step 4: Simplify right side
    83,015.52x = 5,408,264,348.58
  5. Step 5: Solve for x
    x = 5,408,264,348.58/83,015.52
  6. Step 6: Final answer
    x = 65,147.63

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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.