Home / 50,384.97-69,089.13-49,072.77

Finding the Fourth Proportional to 50,384.97, 69,089.13 and 49,072.77

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Solution

The fourth proportional to 50,384.97, 69,089.13 and 49,072.77 is: 67,289.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,384.97 : 69,089.13 = 49,072.77 : x
  2. Step 2: Convert to fraction form
    50,384.97/69,089.13 = 49,072.77/x
  3. Step 3: Cross multiply
    50,384.97x = 69,089.13 × 49,072.77
  4. Step 4: Simplify right side
    50,384.97x = 3,390,394,985.99
  5. Step 5: Solve for x
    x = 3,390,394,985.99/50,384.97
  6. Step 6: Final answer
    x = 67,289.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.