Home / 104,954.63-144,835.23-57,207.56

Finding the Fourth Proportional to 104,954.63, 144,835.23 and 57,207.56

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Solution

The fourth proportional to 104,954.63, 144,835.23 and 57,207.56 is: 78,945.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,954.63 : 144,835.23 = 57,207.56 : x
  2. Step 2: Convert to fraction form
    104,954.63/144,835.23 = 57,207.56/x
  3. Step 3: Cross multiply
    104,954.63x = 144,835.23 × 57,207.56
  4. Step 4: Simplify right side
    104,954.63x = 8,285,669,386.16
  5. Step 5: Solve for x
    x = 8,285,669,386.16/104,954.63
  6. Step 6: Final answer
    x = 78,945.25

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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.