Home / 49,461.75-68,239.31-30,074.00

Finding the Fourth Proportional to 49,461.75, 68,239.31 and 30,074.00

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Solution

The fourth proportional to 49,461.75, 68,239.31 and 30,074.00 is: 41,491.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,461.75 : 68,239.31 = 30,074.00 : x
  2. Step 2: Convert to fraction form
    49,461.75/68,239.31 = 30,074.00/x
  3. Step 3: Cross multiply
    49,461.75x = 68,239.31 × 30,074.00
  4. Step 4: Simplify right side
    49,461.75x = 2,052,228,517.37
  5. Step 5: Solve for x
    x = 2,052,228,517.37/49,461.75
  6. Step 6: Final answer
    x = 41,491.22

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1.5x scale

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.