Home / 150,022.35-207,030.83-82,039.37

Finding the Fourth Proportional to 150,022.35, 207,030.83 and 82,039.37

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Solution

The fourth proportional to 150,022.35, 207,030.83 and 82,039.37 is: 113,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,022.35 : 207,030.83 = 82,039.37 : x
  2. Step 2: Convert to fraction form
    150,022.35/207,030.83 = 82,039.37/x
  3. Step 3: Cross multiply
    150,022.35x = 207,030.83 × 82,039.37
  4. Step 4: Simplify right side
    150,022.35x = 16,984,677,726.07
  5. Step 5: Solve for x
    x = 16,984,677,726.07/150,022.35
  6. Step 6: Final answer
    x = 113,214.32

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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.