Home / 188,446.10-260,077.74-111,965.83

Finding the Fourth Proportional to 188,446.10, 260,077.74 and 111,965.83

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Solution

The fourth proportional to 188,446.10, 260,077.74 and 111,965.83 is: 154,525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,446.10 : 260,077.74 = 111,965.83 : x
  2. Step 2: Convert to fraction form
    188,446.10/260,077.74 = 111,965.83/x
  3. Step 3: Cross multiply
    188,446.10x = 260,077.74 × 111,965.83
  4. Step 4: Simplify right side
    188,446.10x = 29,119,818,953.56
  5. Step 5: Solve for x
    x = 29,119,818,953.56/188,446.10
  6. Step 6: Final answer
    x = 154,525.99

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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.