Home / 166,661.50-250,018.33-54,315.62

Finding the Fourth Proportional to 166,661.50, 250,018.33 and 54,315.62

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Solution

The fourth proportional to 166,661.50, 250,018.33 and 54,315.62 is: 81,481.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,661.50 : 250,018.33 = 54,315.62 : x
  2. Step 2: Convert to fraction form
    166,661.50/250,018.33 = 54,315.62/x
  3. Step 3: Cross multiply
    166,661.50x = 250,018.33 × 54,315.62
  4. Step 4: Simplify right side
    166,661.50x = 13,579,900,605.31
  5. Step 5: Solve for x
    x = 13,579,900,605.31/166,661.50
  6. Step 6: Final answer
    x = 81,481.93

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1.5x scale

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.