Home / 89,467.44-123,465.26-49,181.30

Finding the Fourth Proportional to 89,467.44, 123,465.26 and 49,181.30

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Solution

The fourth proportional to 89,467.44, 123,465.26 and 49,181.30 is: 67,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,467.44 : 123,465.26 = 49,181.30 : x
  2. Step 2: Convert to fraction form
    89,467.44/123,465.26 = 49,181.30/x
  3. Step 3: Cross multiply
    89,467.44x = 123,465.26 × 49,181.30
  4. Step 4: Simplify right side
    89,467.44x = 6,072,182,307.51
  5. Step 5: Solve for x
    x = 6,072,182,307.51/89,467.44
  6. Step 6: Final answer
    x = 67,870.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.