Home / 84,017.20-115,945.86-46,291.44

Finding the Fourth Proportional to 84,017.20, 115,945.86 and 46,291.44

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Solution

The fourth proportional to 84,017.20, 115,945.86 and 46,291.44 is: 63,883.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,017.20 : 115,945.86 = 46,291.44 : x
  2. Step 2: Convert to fraction form
    84,017.20/115,945.86 = 46,291.44/x
  3. Step 3: Cross multiply
    84,017.20x = 115,945.86 × 46,291.44
  4. Step 4: Simplify right side
    84,017.20x = 5,367,300,821.44
  5. Step 5: Solve for x
    x = 5,367,300,821.44/84,017.20
  6. Step 6: Final answer
    x = 63,883.36

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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.