Home / 84,054.38-115,997.47-46,331.06

Finding the Fourth Proportional to 84,054.38, 115,997.47 and 46,331.06

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Solution

The fourth proportional to 84,054.38, 115,997.47 and 46,331.06 is: 63,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,054.38 : 115,997.47 = 46,331.06 : x
  2. Step 2: Convert to fraction form
    84,054.38/115,997.47 = 46,331.06/x
  3. Step 3: Cross multiply
    84,054.38x = 115,997.47 × 46,331.06
  4. Step 4: Simplify right side
    84,054.38x = 5,374,285,046.60
  5. Step 5: Solve for x
    x = 5,374,285,046.60/84,054.38
  6. Step 6: Final answer
    x = 63,938.20

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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.