Home / 188,962.30-260,767.96-104,079.36

Finding the Fourth Proportional to 188,962.30, 260,767.96 and 104,079.36

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Solution

The fourth proportional to 188,962.30, 260,767.96 and 104,079.36 is: 143,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,962.30 : 260,767.96 = 104,079.36 : x
  2. Step 2: Convert to fraction form
    188,962.30/260,767.96 = 104,079.36/x
  3. Step 3: Cross multiply
    188,962.30x = 260,767.96 × 104,079.36
  4. Step 4: Simplify right side
    188,962.30x = 27,140,563,688.43
  5. Step 5: Solve for x
    x = 27,140,563,688.43/188,962.30
  6. Step 6: Final answer
    x = 143,629.52

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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.