Home / 53,222.09-79,888.49-39,197.95

Finding the Fourth Proportional to 53,222.09, 79,888.49 and 39,197.95

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Solution

The fourth proportional to 53,222.09, 79,888.49 and 39,197.95 is: 58,837.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,222.09 : 79,888.49 = 39,197.95 : x
  2. Step 2: Convert to fraction form
    53,222.09/79,888.49 = 39,197.95/x
  3. Step 3: Cross multiply
    53,222.09x = 79,888.49 × 39,197.95
  4. Step 4: Simplify right side
    53,222.09x = 3,131,464,640.88
  5. Step 5: Solve for x
    x = 3,131,464,640.88/53,222.09
  6. Step 6: Final answer
    x = 58,837.69

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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.