Home / 105,822.26-146,037.56-58,077.30

Finding the Fourth Proportional to 105,822.26, 146,037.56 and 58,077.30

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Solution

The fourth proportional to 105,822.26, 146,037.56 and 58,077.30 is: 80,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,822.26 : 146,037.56 = 58,077.30 : x
  2. Step 2: Convert to fraction form
    105,822.26/146,037.56 = 58,077.30/x
  3. Step 3: Cross multiply
    105,822.26x = 146,037.56 × 58,077.30
  4. Step 4: Simplify right side
    105,822.26x = 8,481,467,183.39
  5. Step 5: Solve for x
    x = 8,481,467,183.39/105,822.26
  6. Step 6: Final answer
    x = 80,148.23

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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.