Home / 50,797.18-70,134.36-31,706.03

Finding the Fourth Proportional to 50,797.18, 70,134.36 and 31,706.03

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Solution

The fourth proportional to 50,797.18, 70,134.36 and 31,706.03 is: 43,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,797.18 : 70,134.36 = 31,706.03 : x
  2. Step 2: Convert to fraction form
    50,797.18/70,134.36 = 31,706.03/x
  3. Step 3: Cross multiply
    50,797.18x = 70,134.36 × 31,706.03
  4. Step 4: Simplify right side
    50,797.18x = 2,223,682,178.63
  5. Step 5: Solve for x
    x = 2,223,682,178.63/50,797.18
  6. Step 6: Final answer
    x = 43,775.71

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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.