Home / 53,122.53-79,683.83-50,816.31

Finding the Fourth Proportional to 53,122.53, 79,683.83 and 50,816.31

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Solution

The fourth proportional to 53,122.53, 79,683.83 and 50,816.31 is: 76,224.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,122.53 : 79,683.83 = 50,816.31 : x
  2. Step 2: Convert to fraction form
    53,122.53/79,683.83 = 50,816.31/x
  3. Step 3: Cross multiply
    53,122.53x = 79,683.83 × 50,816.31
  4. Step 4: Simplify right side
    53,122.53x = 4,049,237,953.19
  5. Step 5: Solve for x
    x = 4,049,237,953.19/53,122.53
  6. Step 6: Final answer
    x = 76,224.49

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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.