Home / 84,900.68-117,165.20-46,661.33

Finding the Fourth Proportional to 84,900.68, 117,165.20 and 46,661.33

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Solution

The fourth proportional to 84,900.68, 117,165.20 and 46,661.33 is: 64,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,900.68 : 117,165.20 = 46,661.33 : x
  2. Step 2: Convert to fraction form
    84,900.68/117,165.20 = 46,661.33/x
  3. Step 3: Cross multiply
    84,900.68x = 117,165.20 × 46,661.33
  4. Step 4: Simplify right side
    84,900.68x = 5,467,083,242.58
  5. Step 5: Solve for x
    x = 5,467,083,242.58/84,900.68
  6. Step 6: Final answer
    x = 64,393.87

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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.