Home / 57,745.32-79,666.18-33,863.28

Finding the Fourth Proportional to 57,745.32, 79,666.18 and 33,863.28

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Solution

The fourth proportional to 57,745.32, 79,666.18 and 33,863.28 is: 46,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,745.32 : 79,666.18 = 33,863.28 : x
  2. Step 2: Convert to fraction form
    57,745.32/79,666.18 = 33,863.28/x
  3. Step 3: Cross multiply
    57,745.32x = 79,666.18 × 33,863.28
  4. Step 4: Simplify right side
    57,745.32x = 2,697,758,075.21
  5. Step 5: Solve for x
    x = 2,697,758,075.21/57,745.32
  6. Step 6: Final answer
    x = 46,718.21

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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.