Home / 84,035-115,968.30-46,309.25

Finding the Fourth Proportional to 84,035, 115,968.30 and 46,309.25

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Solution

The fourth proportional to 84,035, 115,968.30 and 46,309.25 is: 63,906.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,035 : 115,968.30 = 46,309.25 : x
  2. Step 2: Convert to fraction form
    84,035/115,968.30 = 46,309.25/x
  3. Step 3: Cross multiply
    84,035x = 115,968.30 × 46,309.25
  4. Step 4: Simplify right side
    84,035x = 5,370,404,996.78
  5. Step 5: Solve for x
    x = 5,370,404,996.78/84,035
  6. Step 6: Final answer
    x = 63,906.77

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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.