Home / 188,927.79-283,429.05-53,993.07

Finding the Fourth Proportional to 188,927.79, 283,429.05 and 53,993.07

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Solution

The fourth proportional to 188,927.79, 283,429.05 and 53,993.07 is: 81,000.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,927.79 : 283,429.05 = 53,993.07 : x
  2. Step 2: Convert to fraction form
    188,927.79/283,429.05 = 53,993.07/x
  3. Step 3: Cross multiply
    188,927.79x = 283,429.05 × 53,993.07
  4. Step 4: Simplify right side
    188,927.79x = 15,303,204,536.68
  5. Step 5: Solve for x
    x = 15,303,204,536.68/188,927.79
  6. Step 6: Final answer
    x = 81,000.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.