Home / 188,695.23-283,033.62-70,357.34

Finding the Fourth Proportional to 188,695.23, 283,033.62 and 70,357.34

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Solution

The fourth proportional to 188,695.23, 283,033.62 and 70,357.34 is: 105,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,695.23 : 283,033.62 = 70,357.34 : x
  2. Step 2: Convert to fraction form
    188,695.23/283,033.62 = 70,357.34/x
  3. Step 3: Cross multiply
    188,695.23x = 283,033.62 × 70,357.34
  4. Step 4: Simplify right side
    188,695.23x = 19,913,491,218.60
  5. Step 5: Solve for x
    x = 19,913,491,218.60/188,695.23
  6. Step 6: Final answer
    x = 105,532.56

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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.