Home / 188,942.83-260,721.81-116,334.20

Finding the Fourth Proportional to 188,942.83, 260,721.81 and 116,334.20

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Solution

The fourth proportional to 188,942.83, 260,721.81 and 116,334.20 is: 160,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,942.83 : 260,721.81 = 116,334.20 : x
  2. Step 2: Convert to fraction form
    188,942.83/260,721.81 = 116,334.20/x
  3. Step 3: Cross multiply
    188,942.83x = 260,721.81 × 116,334.20
  4. Step 4: Simplify right side
    188,942.83x = 30,330,863,840.71
  5. Step 5: Solve for x
    x = 30,330,863,840.71/188,942.83
  6. Step 6: Final answer
    x = 160,529.32

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1.5x scale

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.