Home / 45,795.44-69,046.32-45,511.13

Finding the Fourth Proportional to 45,795.44, 69,046.32 and 45,511.13

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Solution

The fourth proportional to 45,795.44, 69,046.32 and 45,511.13 is: 68,617.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,795.44 : 69,046.32 = 45,511.13 : x
  2. Step 2: Convert to fraction form
    45,795.44/69,046.32 = 45,511.13/x
  3. Step 3: Cross multiply
    45,795.44x = 69,046.32 × 45,511.13
  4. Step 4: Simplify right side
    45,795.44x = 3,142,375,529.64
  5. Step 5: Solve for x
    x = 3,142,375,529.64/45,795.44
  6. Step 6: Final answer
    x = 68,617.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.