Home / 53,636.25-80,775.57-48,847.89

Finding the Fourth Proportional to 53,636.25, 80,775.57 and 48,847.89

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Solution

The fourth proportional to 53,636.25, 80,775.57 and 48,847.89 is: 73,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,636.25 : 80,775.57 = 48,847.89 : x
  2. Step 2: Convert to fraction form
    53,636.25/80,775.57 = 48,847.89/x
  3. Step 3: Cross multiply
    53,636.25x = 80,775.57 × 48,847.89
  4. Step 4: Simplify right side
    53,636.25x = 3,945,716,172.65
  5. Step 5: Solve for x
    x = 3,945,716,172.65/53,636.25
  6. Step 6: Final answer
    x = 73,564.35

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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.