Home / 49,271.81-73,996.80-45,519.55

Finding the Fourth Proportional to 49,271.81, 73,996.80 and 45,519.55

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Solution

The fourth proportional to 49,271.81, 73,996.80 and 45,519.55 is: 68,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,271.81 : 73,996.80 = 45,519.55 : x
  2. Step 2: Convert to fraction form
    49,271.81/73,996.80 = 45,519.55/x
  3. Step 3: Cross multiply
    49,271.81x = 73,996.80 × 45,519.55
  4. Step 4: Simplify right side
    49,271.81x = 3,368,300,852.45
  5. Step 5: Solve for x
    x = 3,368,300,852.45/49,271.81
  6. Step 6: Final answer
    x = 68,361.63

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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.