Home / 188,964.48-260,782.80-104,081.52

Finding the Fourth Proportional to 188,964.48, 260,782.80 and 104,081.52

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Solution

The fourth proportional to 188,964.48, 260,782.80 and 104,081.52 is: 143,639.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,964.48 : 260,782.80 = 104,081.52 : x
  2. Step 2: Convert to fraction form
    188,964.48/260,782.80 = 104,081.52/x
  3. Step 3: Cross multiply
    188,964.48x = 260,782.80 × 104,081.52
  4. Step 4: Simplify right side
    188,964.48x = 27,142,670,213.86
  5. Step 5: Solve for x
    x = 27,142,670,213.86/188,964.48
  6. Step 6: Final answer
    x = 143,639.01

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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.