Home / 61,135.56-91,697.19-16,766.77

Finding the Fourth Proportional to 61,135.56, 91,697.19 and 16,766.77

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Solution

The fourth proportional to 61,135.56, 91,697.19 and 16,766.77 is: 25,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,135.56 : 91,697.19 = 16,766.77 : x
  2. Step 2: Convert to fraction form
    61,135.56/91,697.19 = 16,766.77/x
  3. Step 3: Cross multiply
    61,135.56x = 91,697.19 × 16,766.77
  4. Step 4: Simplify right side
    61,135.56x = 1,537,465,694.38
  5. Step 5: Solve for x
    x = 1,537,465,694.38/61,135.56
  6. Step 6: Final answer
    x = 25,148.47

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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.