Home / 189,816.50-261,924.03-104,922.02

Finding the Fourth Proportional to 189,816.50, 261,924.03 and 104,922.02

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Solution

The fourth proportional to 189,816.50, 261,924.03 and 104,922.02 is: 144,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,816.50 : 261,924.03 = 104,922.02 : x
  2. Step 2: Convert to fraction form
    189,816.50/261,924.03 = 104,922.02/x
  3. Step 3: Cross multiply
    189,816.50x = 261,924.03 × 104,922.02
  4. Step 4: Simplify right side
    189,816.50x = 27,481,598,314.14
  5. Step 5: Solve for x
    x = 27,481,598,314.14/189,816.50
  6. Step 6: Final answer
    x = 144,779.82

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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.