Home / 191,027.75-263,601.14-104,985.79

Finding the Fourth Proportional to 191,027.75, 263,601.14 and 104,985.79

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Solution

The fourth proportional to 191,027.75, 263,601.14 and 104,985.79 is: 144,870.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,027.75 : 263,601.14 = 104,985.79 : x
  2. Step 2: Convert to fraction form
    191,027.75/263,601.14 = 104,985.79/x
  3. Step 3: Cross multiply
    191,027.75x = 263,601.14 × 104,985.79
  4. Step 4: Simplify right side
    191,027.75x = 27,674,372,743.87
  5. Step 5: Solve for x
    x = 27,674,372,743.87/191,027.75
  6. Step 6: Final answer
    x = 144,870.96

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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.