Home / 82,389.44-123,619.79-35,014.93

Finding the Fourth Proportional to 82,389.44, 123,619.79 and 35,014.93

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Solution

The fourth proportional to 82,389.44, 123,619.79 and 35,014.93 is: 52,537.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,389.44 : 123,619.79 = 35,014.93 : x
  2. Step 2: Convert to fraction form
    82,389.44/123,619.79 = 35,014.93/x
  3. Step 3: Cross multiply
    82,389.44x = 123,619.79 × 35,014.93
  4. Step 4: Simplify right side
    82,389.44x = 4,328,538,071.95
  5. Step 5: Solve for x
    x = 4,328,538,071.95/82,389.44
  6. Step 6: Final answer
    x = 52,537.53

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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.