Home / 52,968.96-79,379.61-39,805.95

Finding the Fourth Proportional to 52,968.96, 79,379.61 and 39,805.95

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Solution

The fourth proportional to 52,968.96, 79,379.61 and 39,805.95 is: 59,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,968.96 : 79,379.61 = 39,805.95 : x
  2. Step 2: Convert to fraction form
    52,968.96/79,379.61 = 39,805.95/x
  3. Step 3: Cross multiply
    52,968.96x = 79,379.61 × 39,805.95
  4. Step 4: Simplify right side
    52,968.96x = 3,159,780,786.68
  5. Step 5: Solve for x
    x = 3,159,780,786.68/52,968.96
  6. Step 6: Final answer
    x = 59,653.44

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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.