Home / 251,438.68-377,169.83-82,973.73

Finding the Fourth Proportional to 251,438.68, 377,169.83 and 82,973.73

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Solution

The fourth proportional to 251,438.68, 377,169.83 and 82,973.73 is: 124,464.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,438.68 : 377,169.83 = 82,973.73 : x
  2. Step 2: Convert to fraction form
    251,438.68/377,169.83 = 82,973.73/x
  3. Step 3: Cross multiply
    251,438.68x = 377,169.83 × 82,973.73
  4. Step 4: Simplify right side
    251,438.68x = 31,295,187,223.70
  5. Step 5: Solve for x
    x = 31,295,187,223.70/251,438.68
  6. Step 6: Final answer
    x = 124,464.49

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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.