Home / 104,936.31-144,867.49-84,294.68

Finding the Fourth Proportional to 104,936.31, 144,867.49 and 84,294.68

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Solution

The fourth proportional to 104,936.31, 144,867.49 and 84,294.68 is: 116,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,936.31 : 144,867.49 = 84,294.68 : x
  2. Step 2: Convert to fraction form
    104,936.31/144,867.49 = 84,294.68/x
  3. Step 3: Cross multiply
    104,936.31x = 144,867.49 × 84,294.68
  4. Step 4: Simplify right side
    104,936.31x = 12,211,557,776.88
  5. Step 5: Solve for x
    x = 12,211,557,776.88/104,936.31
  6. Step 6: Final answer
    x = 116,371.14

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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.