Home / 49,745.40-74,618.10-46,246.20

Finding the Fourth Proportional to 49,745.40, 74,618.10 and 46,246.20

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Solution

The fourth proportional to 49,745.40, 74,618.10 and 46,246.20 is: 69,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,745.40 : 74,618.10 = 46,246.20 : x
  2. Step 2: Convert to fraction form
    49,745.40/74,618.10 = 46,246.20/x
  3. Step 3: Cross multiply
    49,745.40x = 74,618.10 × 46,246.20
  4. Step 4: Simplify right side
    49,745.40x = 3,450,803,576.22
  5. Step 5: Solve for x
    x = 3,450,803,576.22/49,745.40
  6. Step 6: Final answer
    x = 69,369.30

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Similar ratio
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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.