Home / 61,311.16-91,965.83-16,936.93

Finding the Fourth Proportional to 61,311.16, 91,965.83 and 16,936.93

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Solution

The fourth proportional to 61,311.16, 91,965.83 and 16,936.93 is: 25,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,311.16 : 91,965.83 = 16,936.93 : x
  2. Step 2: Convert to fraction form
    61,311.16/91,965.83 = 16,936.93/x
  3. Step 3: Cross multiply
    61,311.16x = 91,965.83 × 16,936.93
  4. Step 4: Simplify right side
    61,311.16x = 1,557,618,950.64
  5. Step 5: Solve for x
    x = 1,557,618,950.64/61,311.16
  6. Step 6: Final answer
    x = 25,405.15

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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.