Home / 188,619.12-283,053.32-88,807.85

Finding the Fourth Proportional to 188,619.12, 283,053.32 and 88,807.85

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Solution

The fourth proportional to 188,619.12, 283,053.32 and 88,807.85 is: 133,270.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,619.12 : 283,053.32 = 88,807.85 : x
  2. Step 2: Convert to fraction form
    188,619.12/283,053.32 = 88,807.85/x
  3. Step 3: Cross multiply
    188,619.12x = 283,053.32 × 88,807.85
  4. Step 4: Simplify right side
    188,619.12x = 25,137,356,784.56
  5. Step 5: Solve for x
    x = 25,137,356,784.56/188,619.12
  6. Step 6: Final answer
    x = 133,270.46

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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.