Home / 45,745.20-63,120.08-26,361.09

Finding the Fourth Proportional to 45,745.20, 63,120.08 and 26,361.09

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Solution

The fourth proportional to 45,745.20, 63,120.08 and 26,361.09 is: 36,373.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,745.20 : 63,120.08 = 26,361.09 : x
  2. Step 2: Convert to fraction form
    45,745.20/63,120.08 = 26,361.09/x
  3. Step 3: Cross multiply
    45,745.20x = 63,120.08 × 26,361.09
  4. Step 4: Simplify right side
    45,745.20x = 1,663,913,977.88
  5. Step 5: Solve for x
    x = 1,663,913,977.88/45,745.20
  6. Step 6: Final answer
    x = 36,373.52

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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.