Home / 51,826.02-77,629.68-51,235.53

Finding the Fourth Proportional to 51,826.02, 77,629.68 and 51,235.53

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Solution

The fourth proportional to 51,826.02, 77,629.68 and 51,235.53 is: 76,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,826.02 : 77,629.68 = 51,235.53 : x
  2. Step 2: Convert to fraction form
    51,826.02/77,629.68 = 51,235.53/x
  3. Step 3: Cross multiply
    51,826.02x = 77,629.68 × 51,235.53
  4. Step 4: Simplify right side
    51,826.02x = 3,977,397,798.53
  5. Step 5: Solve for x
    x = 3,977,397,798.53/51,826.02
  6. Step 6: Final answer
    x = 76,745.19

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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.