Home / 192,619.30-265,813.11-107,736.30

Finding the Fourth Proportional to 192,619.30, 265,813.11 and 107,736.30

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Solution

The fourth proportional to 192,619.30, 265,813.11 and 107,736.30 is: 148,675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,619.30 : 265,813.11 = 107,736.30 : x
  2. Step 2: Convert to fraction form
    192,619.30/265,813.11 = 107,736.30/x
  3. Step 3: Cross multiply
    192,619.30x = 265,813.11 × 107,736.30
  4. Step 4: Simplify right side
    192,619.30x = 28,637,720,962.89
  5. Step 5: Solve for x
    x = 28,637,720,962.89/192,619.30
  6. Step 6: Final answer
    x = 148,675.24

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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.