Home / 189,094.32-260,945.04-104,211.36

Finding the Fourth Proportional to 189,094.32, 260,945.04 and 104,211.36

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Solution

The fourth proportional to 189,094.32, 260,945.04 and 104,211.36 is: 143,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,094.32 : 260,945.04 = 104,211.36 : x
  2. Step 2: Convert to fraction form
    189,094.32/260,945.04 = 104,211.36/x
  3. Step 3: Cross multiply
    189,094.32x = 260,945.04 × 104,211.36
  4. Step 4: Simplify right side
    189,094.32x = 27,193,437,503.65
  5. Step 5: Solve for x
    x = 27,193,437,503.65/189,094.32
  6. Step 6: Final answer
    x = 143,808.85

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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.