Home / 49,477.35-74,040.84-30,766.20

Finding the Fourth Proportional to 49,477.35, 74,040.84 and 30,766.20

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Solution

The fourth proportional to 49,477.35, 74,040.84 and 30,766.20 is: 46,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,477.35 : 74,040.84 = 30,766.20 : x
  2. Step 2: Convert to fraction form
    49,477.35/74,040.84 = 30,766.20/x
  3. Step 3: Cross multiply
    49,477.35x = 74,040.84 × 30,766.20
  4. Step 4: Simplify right side
    49,477.35x = 2,277,955,291.61
  5. Step 5: Solve for x
    x = 2,277,955,291.61/49,477.35
  6. Step 6: Final answer
    x = 46,040.37

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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.