Home / 53,941.01-80,855.37-30,213.77

Finding the Fourth Proportional to 53,941.01, 80,855.37 and 30,213.77

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Solution

The fourth proportional to 53,941.01, 80,855.37 and 30,213.77 is: 45,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,941.01 : 80,855.37 = 30,213.77 : x
  2. Step 2: Convert to fraction form
    53,941.01/80,855.37 = 30,213.77/x
  3. Step 3: Cross multiply
    53,941.01x = 80,855.37 × 30,213.77
  4. Step 4: Simplify right side
    53,941.01x = 2,442,945,460.55
  5. Step 5: Solve for x
    x = 2,442,945,460.55/53,941.01
  6. Step 6: Final answer
    x = 45,289.20

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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.