Home / 150,055.43-207,068.75-82,059.17

Finding the Fourth Proportional to 150,055.43, 207,068.75 and 82,059.17

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Solution

The fourth proportional to 150,055.43, 207,068.75 and 82,059.17 is: 113,237.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,055.43 : 207,068.75 = 82,059.17 : x
  2. Step 2: Convert to fraction form
    150,055.43/207,068.75 = 82,059.17/x
  3. Step 3: Cross multiply
    150,055.43x = 207,068.75 × 82,059.17
  4. Step 4: Simplify right side
    150,055.43x = 16,991,889,757.94
  5. Step 5: Solve for x
    x = 16,991,889,757.94/150,055.43
  6. Step 6: Final answer
    x = 113,237.42

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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.