Home / 84,883.46-117,142.34-50,897.48

Finding the Fourth Proportional to 84,883.46, 117,142.34 and 50,897.48

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Solution

The fourth proportional to 84,883.46, 117,142.34 and 50,897.48 is: 70,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,883.46 : 117,142.34 = 50,897.48 : x
  2. Step 2: Convert to fraction form
    84,883.46/117,142.34 = 50,897.48/x
  3. Step 3: Cross multiply
    84,883.46x = 117,142.34 × 50,897.48
  4. Step 4: Simplify right side
    84,883.46x = 5,962,249,067.10
  5. Step 5: Solve for x
    x = 5,962,249,067.10/84,883.46
  6. Step 6: Final answer
    x = 70,240.41

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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.