Home / 192,382.06-265,486.58-107,499.12

Finding the Fourth Proportional to 192,382.06, 265,486.58 and 107,499.12

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Solution

The fourth proportional to 192,382.06, 265,486.58 and 107,499.12 is: 148,348.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,382.06 : 265,486.58 = 107,499.12 : x
  2. Step 2: Convert to fraction form
    192,382.06/265,486.58 = 107,499.12/x
  3. Step 3: Cross multiply
    192,382.06x = 265,486.58 × 107,499.12
  4. Step 4: Simplify right side
    192,382.06x = 28,539,573,721.81
  5. Step 5: Solve for x
    x = 28,539,573,721.81/192,382.06
  6. Step 6: Final answer
    x = 148,348.42

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1.5x scale

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.