Home / 194,884.13-268,940.24-105,460.13

Finding the Fourth Proportional to 194,884.13, 268,940.24 and 105,460.13

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Solution

The fourth proportional to 194,884.13, 268,940.24 and 105,460.13 is: 145,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,884.13 : 268,940.24 = 105,460.13 : x
  2. Step 2: Convert to fraction form
    194,884.13/268,940.24 = 105,460.13/x
  3. Step 3: Cross multiply
    194,884.13x = 268,940.24 × 105,460.13
  4. Step 4: Simplify right side
    194,884.13x = 28,362,470,800.63
  5. Step 5: Solve for x
    x = 28,362,470,800.63/194,884.13
  6. Step 6: Final answer
    x = 145,535.05

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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.