Home / 189,037.03-260,870.94-104,154.10

Finding the Fourth Proportional to 189,037.03, 260,870.94 and 104,154.10

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Solution

The fourth proportional to 189,037.03, 260,870.94 and 104,154.10 is: 143,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,037.03 : 260,870.94 = 104,154.10 : x
  2. Step 2: Convert to fraction form
    189,037.03/260,870.94 = 104,154.10/x
  3. Step 3: Cross multiply
    189,037.03x = 260,870.94 × 104,154.10
  4. Step 4: Simplify right side
    189,037.03x = 27,170,777,971.85
  5. Step 5: Solve for x
    x = 27,170,777,971.85/189,037.03
  6. Step 6: Final answer
    x = 143,732.57

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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.