Home / 84,233.66-116,137.40-53,969.22

Finding the Fourth Proportional to 84,233.66, 116,137.40 and 53,969.22

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Solution

The fourth proportional to 84,233.66, 116,137.40 and 53,969.22 is: 74,410.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,233.66 : 116,137.40 = 53,969.22 : x
  2. Step 2: Convert to fraction form
    84,233.66/116,137.40 = 53,969.22/x
  3. Step 3: Cross multiply
    84,233.66x = 116,137.40 × 53,969.22
  4. Step 4: Simplify right side
    84,233.66x = 6,267,844,620.98
  5. Step 5: Solve for x
    x = 6,267,844,620.98/84,233.66
  6. Step 6: Final answer
    x = 74,410.22

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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.