Home / 50,102.68-75,157.26-16,821.40

Finding the Fourth Proportional to 50,102.68, 75,157.26 and 16,821.40

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Solution

The fourth proportional to 50,102.68, 75,157.26 and 16,821.40 is: 25,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,102.68 : 75,157.26 = 16,821.40 : x
  2. Step 2: Convert to fraction form
    50,102.68/75,157.26 = 16,821.40/x
  3. Step 3: Cross multiply
    50,102.68x = 75,157.26 × 16,821.40
  4. Step 4: Simplify right side
    50,102.68x = 1,264,250,333.36
  5. Step 5: Solve for x
    x = 1,264,250,333.36/50,102.68
  6. Step 6: Final answer
    x = 25,233.19

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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.