Home / 51,872.55-71,117.53-50,926.84

Finding the Fourth Proportional to 51,872.55, 71,117.53 and 50,926.84

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Solution

The fourth proportional to 51,872.55, 71,117.53 and 50,926.84 is: 69,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,872.55 : 71,117.53 = 50,926.84 : x
  2. Step 2: Convert to fraction form
    51,872.55/71,117.53 = 50,926.84/x
  3. Step 3: Cross multiply
    51,872.55x = 71,117.53 × 50,926.84
  4. Step 4: Simplify right side
    51,872.55x = 3,621,791,166.43
  5. Step 5: Solve for x
    x = 3,621,791,166.43/51,872.55
  6. Step 6: Final answer
    x = 69,820.96

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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.