Home / 50,797.85-70,134.94-31,685.30

Finding the Fourth Proportional to 50,797.85, 70,134.94 and 31,685.30

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Solution

The fourth proportional to 50,797.85, 70,134.94 and 31,685.30 is: 43,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,797.85 : 70,134.94 = 31,685.30 : x
  2. Step 2: Convert to fraction form
    50,797.85/70,134.94 = 31,685.30/x
  3. Step 3: Cross multiply
    50,797.85x = 70,134.94 × 31,685.30
  4. Step 4: Simplify right side
    50,797.85x = 2,222,246,184.49
  5. Step 5: Solve for x
    x = 2,222,246,184.49/50,797.85
  6. Step 6: Final answer
    x = 43,746.85

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1.5x scale

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.