Home / 189,559.48-261,590.44-104,674.72

Finding the Fourth Proportional to 189,559.48, 261,590.44 and 104,674.72

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Solution

The fourth proportional to 189,559.48, 261,590.44 and 104,674.72 is: 144,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,559.48 : 261,590.44 = 104,674.72 : x
  2. Step 2: Convert to fraction form
    189,559.48/261,590.44 = 104,674.72/x
  3. Step 3: Cross multiply
    189,559.48x = 261,590.44 × 104,674.72
  4. Step 4: Simplify right side
    189,559.48x = 27,381,906,061.68
  5. Step 5: Solve for x
    x = 27,381,906,061.68/189,559.48
  6. Step 6: Final answer
    x = 144,450.21

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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.