Home / 150,653.25-207,900.90-82,671.36

Finding the Fourth Proportional to 150,653.25, 207,900.90 and 82,671.36

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Solution

The fourth proportional to 150,653.25, 207,900.90 and 82,671.36 is: 114,086.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,653.25 : 207,900.90 = 82,671.36 : x
  2. Step 2: Convert to fraction form
    150,653.25/207,900.90 = 82,671.36/x
  3. Step 3: Cross multiply
    150,653.25x = 207,900.90 × 82,671.36
  4. Step 4: Simplify right side
    150,653.25x = 17,187,450,148.22
  5. Step 5: Solve for x
    x = 17,187,450,148.22/150,653.25
  6. Step 6: Final answer
    x = 114,086.16

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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.