Home / 51,921.27-78,014.75-50,476.23

Finding the Fourth Proportional to 51,921.27, 78,014.75 and 50,476.23

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Solution

The fourth proportional to 51,921.27, 78,014.75 and 50,476.23 is: 75,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,921.27 : 78,014.75 = 50,476.23 : x
  2. Step 2: Convert to fraction form
    51,921.27/78,014.75 = 50,476.23/x
  3. Step 3: Cross multiply
    51,921.27x = 78,014.75 × 50,476.23
  4. Step 4: Simplify right side
    51,921.27x = 3,937,890,212.01
  5. Step 5: Solve for x
    x = 3,937,890,212.01/51,921.27
  6. Step 6: Final answer
    x = 75,843.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.