Home / 49,634.12-74,823.20-46,334.72

Finding the Fourth Proportional to 49,634.12, 74,823.20 and 46,334.72

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Solution

The fourth proportional to 49,634.12, 74,823.20 and 46,334.72 is: 69,849.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,634.12 : 74,823.20 = 46,334.72 : x
  2. Step 2: Convert to fraction form
    49,634.12/74,823.20 = 46,334.72/x
  3. Step 3: Cross multiply
    49,634.12x = 74,823.20 × 46,334.72
  4. Step 4: Simplify right side
    49,634.12x = 3,466,912,021.50
  5. Step 5: Solve for x
    x = 3,466,912,021.50/49,634.12
  6. Step 6: Final answer
    x = 69,849.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.