Home / 49,852.78-74,683.20-39,266.80

Finding the Fourth Proportional to 49,852.78, 74,683.20 and 39,266.80

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Solution

The fourth proportional to 49,852.78, 74,683.20 and 39,266.80 is: 58,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,852.78 : 74,683.20 = 39,266.80 : x
  2. Step 2: Convert to fraction form
    49,852.78/74,683.20 = 39,266.80/x
  3. Step 3: Cross multiply
    49,852.78x = 74,683.20 × 39,266.80
  4. Step 4: Simplify right side
    49,852.78x = 2,932,570,277.76
  5. Step 5: Solve for x
    x = 2,932,570,277.76/49,852.78
  6. Step 6: Final answer
    x = 58,824.61

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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.