Home / 104,073.36-143,605.84-61,036.56

Finding the Fourth Proportional to 104,073.36, 143,605.84 and 61,036.56

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Solution

The fourth proportional to 104,073.36, 143,605.84 and 61,036.56 is: 84,221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,073.36 : 143,605.84 = 61,036.56 : x
  2. Step 2: Convert to fraction form
    104,073.36/143,605.84 = 61,036.56/x
  3. Step 3: Cross multiply
    104,073.36x = 143,605.84 × 61,036.56
  4. Step 4: Simplify right side
    104,073.36x = 8,765,206,469.51
  5. Step 5: Solve for x
    x = 8,765,206,469.51/104,073.36
  6. Step 6: Final answer
    x = 84,221.42

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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.