Home / 50,797.11-70,102.55-30,653.66

Finding the Fourth Proportional to 50,797.11, 70,102.55 and 30,653.66

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Solution

The fourth proportional to 50,797.11, 70,102.55 and 30,653.66 is: 42,303.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,797.11 : 70,102.55 = 30,653.66 : x
  2. Step 2: Convert to fraction form
    50,797.11/70,102.55 = 30,653.66/x
  3. Step 3: Cross multiply
    50,797.11x = 70,102.55 × 30,653.66
  4. Step 4: Simplify right side
    50,797.11x = 2,148,899,229.05
  5. Step 5: Solve for x
    x = 2,148,899,229.05/50,797.11
  6. Step 6: Final answer
    x = 42,303.57

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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.