Home / 189,767.73-261,758.48-144,346.04

Finding the Fourth Proportional to 189,767.73, 261,758.48 and 144,346.04

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Solution

The fourth proportional to 189,767.73, 261,758.48 and 144,346.04 is: 199,105.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,767.73 : 261,758.48 = 144,346.04 : x
  2. Step 2: Convert to fraction form
    189,767.73/261,758.48 = 144,346.04/x
  3. Step 3: Cross multiply
    189,767.73x = 261,758.48 × 144,346.04
  4. Step 4: Simplify right side
    189,767.73x = 37,783,800,024.42
  5. Step 5: Solve for x
    x = 37,783,800,024.42/189,767.73
  6. Step 6: Final answer
    x = 199,105.51

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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.