Home / 192,378.06-265,481.15-107,495.19

Finding the Fourth Proportional to 192,378.06, 265,481.15 and 107,495.19

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Solution

The fourth proportional to 192,378.06, 265,481.15 and 107,495.19 is: 148,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,378.06 : 265,481.15 = 107,495.19 : x
  2. Step 2: Convert to fraction form
    192,378.06/265,481.15 = 107,495.19/x
  3. Step 3: Cross multiply
    192,378.06x = 265,481.15 × 107,495.19
  4. Step 4: Simplify right side
    192,378.06x = 28,537,946,123.19
  5. Step 5: Solve for x
    x = 28,537,946,123.19/192,378.06
  6. Step 6: Final answer
    x = 148,343.04

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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.