Home / 84,836.21-117,077.13-50,850.23

Finding the Fourth Proportional to 84,836.21, 117,077.13 and 50,850.23

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Solution

The fourth proportional to 84,836.21, 117,077.13 and 50,850.23 is: 70,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,836.21 : 117,077.13 = 50,850.23 : x
  2. Step 2: Convert to fraction form
    84,836.21/117,077.13 = 50,850.23/x
  3. Step 3: Cross multiply
    84,836.21x = 117,077.13 × 50,850.23
  4. Step 4: Simplify right side
    84,836.21x = 5,953,398,402.85
  5. Step 5: Solve for x
    x = 5,953,398,402.85/84,836.21
  6. Step 6: Final answer
    x = 70,175.21

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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.