Home / 84,918.98-117,185.65-48,619.22

Finding the Fourth Proportional to 84,918.98, 117,185.65 and 48,619.22

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Solution

The fourth proportional to 84,918.98, 117,185.65 and 48,619.22 is: 67,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,918.98 : 117,185.65 = 48,619.22 : x
  2. Step 2: Convert to fraction form
    84,918.98/117,185.65 = 48,619.22/x
  3. Step 3: Cross multiply
    84,918.98x = 117,185.65 × 48,619.22
  4. Step 4: Simplify right side
    84,918.98x = 5,697,474,190.72
  5. Step 5: Solve for x
    x = 5,697,474,190.72/84,918.98
  6. Step 6: Final answer
    x = 67,093.06

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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.