Home / 146,240.67-219,671.69-137,708.58

Finding the Fourth Proportional to 146,240.67, 219,671.69 and 137,708.58

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Solution

The fourth proportional to 146,240.67, 219,671.69 and 137,708.58 is: 206,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,240.67 : 219,671.69 = 137,708.58 : x
  2. Step 2: Convert to fraction form
    146,240.67/219,671.69 = 137,708.58/x
  3. Step 3: Cross multiply
    146,240.67x = 219,671.69 × 137,708.58
  4. Step 4: Simplify right side
    146,240.67x = 30,250,675,807.56
  5. Step 5: Solve for x
    x = 30,250,675,807.56/146,240.67
  6. Step 6: Final answer
    x = 206,855.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.