Home / 188,622.36-260,297.55-106,966.04

Finding the Fourth Proportional to 188,622.36, 260,297.55 and 106,966.04

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Solution

The fourth proportional to 188,622.36, 260,297.55 and 106,966.04 is: 147,612.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,622.36 : 260,297.55 = 106,966.04 : x
  2. Step 2: Convert to fraction form
    188,622.36/260,297.55 = 106,966.04/x
  3. Step 3: Cross multiply
    188,622.36x = 260,297.55 × 106,966.04
  4. Step 4: Simplify right side
    188,622.36x = 27,842,996,843.71
  5. Step 5: Solve for x
    x = 27,842,996,843.71/188,622.36
  6. Step 6: Final answer
    x = 147,612.39

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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.