Home / 104,774.14-144,588.29-57,027.81

Finding the Fourth Proportional to 104,774.14, 144,588.29 and 57,027.81

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Solution

The fourth proportional to 104,774.14, 144,588.29 and 57,027.81 is: 78,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,774.14 : 144,588.29 = 57,027.81 : x
  2. Step 2: Convert to fraction form
    104,774.14/144,588.29 = 57,027.81/x
  3. Step 3: Cross multiply
    104,774.14x = 144,588.29 × 57,027.81
  4. Step 4: Simplify right side
    104,774.14x = 8,245,554,108.19
  5. Step 5: Solve for x
    x = 8,245,554,108.19/104,774.14
  6. Step 6: Final answer
    x = 78,698.37

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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.