Home / 53,130.58-79,784.73-33,186.49

Finding the Fourth Proportional to 53,130.58, 79,784.73 and 33,186.49

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Solution

The fourth proportional to 53,130.58, 79,784.73 and 33,186.49 is: 49,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,130.58 : 79,784.73 = 33,186.49 : x
  2. Step 2: Convert to fraction form
    53,130.58/79,784.73 = 33,186.49/x
  3. Step 3: Cross multiply
    53,130.58x = 79,784.73 × 33,186.49
  4. Step 4: Simplify right side
    53,130.58x = 2,647,775,144.30
  5. Step 5: Solve for x
    x = 2,647,775,144.30/53,130.58
  6. Step 6: Final answer
    x = 49,835.24

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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.