Home / 49,273.81-73,999.80-45,521.55

Finding the Fourth Proportional to 49,273.81, 73,999.80 and 45,521.55

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Solution

The fourth proportional to 49,273.81, 73,999.80 and 45,521.55 is: 68,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,273.81 : 73,999.80 = 45,521.55 : x
  2. Step 2: Convert to fraction form
    49,273.81/73,999.80 = 45,521.55/x
  3. Step 3: Cross multiply
    49,273.81x = 73,999.80 × 45,521.55
  4. Step 4: Simplify right side
    49,273.81x = 3,368,585,595.69
  5. Step 5: Solve for x
    x = 3,368,585,595.69/49,273.81
  6. Step 6: Final answer
    x = 68,364.63

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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.