Home / 150,867.59-208,200.93-82,888.96

Finding the Fourth Proportional to 150,867.59, 208,200.93 and 82,888.96

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Solution

The fourth proportional to 150,867.59, 208,200.93 and 82,888.96 is: 114,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,867.59 : 208,200.93 = 82,888.96 : x
  2. Step 2: Convert to fraction form
    150,867.59/208,200.93 = 82,888.96/x
  3. Step 3: Cross multiply
    150,867.59x = 208,200.93 × 82,888.96
  4. Step 4: Simplify right side
    150,867.59x = 17,257,557,517.73
  5. Step 5: Solve for x
    x = 17,257,557,517.73/150,867.59
  6. Step 6: Final answer
    x = 114,388.77

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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.