Home / 53,965.58-80,940.47-39,043.86

Finding the Fourth Proportional to 53,965.58, 80,940.47 and 39,043.86

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Solution

The fourth proportional to 53,965.58, 80,940.47 and 39,043.86 is: 58,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,965.58 : 80,940.47 = 39,043.86 : x
  2. Step 2: Convert to fraction form
    53,965.58/80,940.47 = 39,043.86/x
  3. Step 3: Cross multiply
    53,965.58x = 80,940.47 × 39,043.86
  4. Step 4: Simplify right side
    53,965.58x = 3,160,228,379.01
  5. Step 5: Solve for x
    x = 3,160,228,379.01/53,965.58
  6. Step 6: Final answer
    x = 58,560.07

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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.