Home / 192,635.53-265,822.59-107,736.19

Finding the Fourth Proportional to 192,635.53, 265,822.59 and 107,736.19

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Solution

The fourth proportional to 192,635.53, 265,822.59 and 107,736.19 is: 148,667.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,635.53 : 265,822.59 = 107,736.19 : x
  2. Step 2: Convert to fraction form
    192,635.53/265,822.59 = 107,736.19/x
  3. Step 3: Cross multiply
    192,635.53x = 265,822.59 × 107,736.19
  4. Step 4: Simplify right side
    192,635.53x = 28,638,712,801.99
  5. Step 5: Solve for x
    x = 28,638,712,801.99/192,635.53
  6. Step 6: Final answer
    x = 148,667.87

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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.