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Finding the Fourth Proportional to 189,094.23, 260,949.51 and 104,211.27

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Solution

The fourth proportional to 189,094.23, 260,949.51 and 104,211.27 is: 143,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,094.23 : 260,949.51 = 104,211.27 : x
  2. Step 2: Convert to fraction form
    189,094.23/260,949.51 = 104,211.27/x
  3. Step 3: Cross multiply
    189,094.23x = 260,949.51 × 104,211.27
  4. Step 4: Simplify right side
    189,094.23x = 27,193,879,842.98
  5. Step 5: Solve for x
    x = 27,193,879,842.98/189,094.23
  6. Step 6: Final answer
    x = 143,811.26

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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.