Home / 189,933.03-262,089.96-105,048.27

Finding the Fourth Proportional to 189,933.03, 262,089.96 and 105,048.27

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Solution

The fourth proportional to 189,933.03, 262,089.96 and 105,048.27 is: 144,956.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,933.03 : 262,089.96 = 105,048.27 : x
  2. Step 2: Convert to fraction form
    189,933.03/262,089.96 = 105,048.27/x
  3. Step 3: Cross multiply
    189,933.03x = 262,089.96 × 105,048.27
  4. Step 4: Simplify right side
    189,933.03x = 27,532,096,882.37
  5. Step 5: Solve for x
    x = 27,532,096,882.37/189,933.03
  6. Step 6: Final answer
    x = 144,956.87

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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.