Home / 51,266.68-70,745.16-32,147.28

Finding the Fourth Proportional to 51,266.68, 70,745.16 and 32,147.28

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Solution

The fourth proportional to 51,266.68, 70,745.16 and 32,147.28 is: 44,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,266.68 : 70,745.16 = 32,147.28 : x
  2. Step 2: Convert to fraction form
    51,266.68/70,745.16 = 32,147.28/x
  3. Step 3: Cross multiply
    51,266.68x = 70,745.16 × 32,147.28
  4. Step 4: Simplify right side
    51,266.68x = 2,274,264,467.16
  5. Step 5: Solve for x
    x = 2,274,264,467.16/51,266.68
  6. Step 6: Final answer
    x = 44,361.45

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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.