Home / 150,653.74-207,901.59-82,671.85

Finding the Fourth Proportional to 150,653.74, 207,901.59 and 82,671.85

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Solution

The fourth proportional to 150,653.74, 207,901.59 and 82,671.85 is: 114,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,653.74 : 207,901.59 = 82,671.85 : x
  2. Step 2: Convert to fraction form
    150,653.74/207,901.59 = 82,671.85/x
  3. Step 3: Cross multiply
    150,653.74x = 207,901.59 × 82,671.85
  4. Step 4: Simplify right side
    150,653.74x = 17,187,609,893.01
  5. Step 5: Solve for x
    x = 17,187,609,893.01/150,653.74
  6. Step 6: Final answer
    x = 114,086.84

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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.