Home / 61,647.21-84,995.70-50,305.19

Finding the Fourth Proportional to 61,647.21, 84,995.70 and 50,305.19

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Solution

The fourth proportional to 61,647.21, 84,995.70 and 50,305.19 is: 69,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,647.21 : 84,995.70 = 50,305.19 : x
  2. Step 2: Convert to fraction form
    61,647.21/84,995.70 = 50,305.19/x
  3. Step 3: Cross multiply
    61,647.21x = 84,995.70 × 50,305.19
  4. Step 4: Simplify right side
    61,647.21x = 4,275,724,224.06
  5. Step 5: Solve for x
    x = 4,275,724,224.06/61,647.21
  6. Step 6: Final answer
    x = 69,357.95

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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.