Home / 104,908.90-144,774.93-62,469.22

Finding the Fourth Proportional to 104,908.90, 144,774.93 and 62,469.22

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Solution

The fourth proportional to 104,908.90, 144,774.93 and 62,469.22 is: 86,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,908.90 : 144,774.93 = 62,469.22 : x
  2. Step 2: Convert to fraction form
    104,908.90/144,774.93 = 62,469.22/x
  3. Step 3: Cross multiply
    104,908.90x = 144,774.93 × 62,469.22
  4. Step 4: Simplify right side
    104,908.90x = 9,043,976,952.65
  5. Step 5: Solve for x
    x = 9,043,976,952.65/104,908.90
  6. Step 6: Final answer
    x = 86,207.91

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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.