Home / 53,255.54-79,858.59-31,075.30

Finding the Fourth Proportional to 53,255.54, 79,858.59 and 31,075.30

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Solution

The fourth proportional to 53,255.54, 79,858.59 and 31,075.30 is: 46,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,255.54 : 79,858.59 = 31,075.30 : x
  2. Step 2: Convert to fraction form
    53,255.54/79,858.59 = 31,075.30/x
  3. Step 3: Cross multiply
    53,255.54x = 79,858.59 × 31,075.30
  4. Step 4: Simplify right side
    53,255.54x = 2,481,629,641.83
  5. Step 5: Solve for x
    x = 2,481,629,641.83/53,255.54
  6. Step 6: Final answer
    x = 46,598.53

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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.