Home / 95,915.45-143,914.64-51,490.33

Finding the Fourth Proportional to 95,915.45, 143,914.64 and 51,490.33

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Solution

The fourth proportional to 95,915.45, 143,914.64 and 51,490.33 is: 77,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,915.45 : 143,914.64 = 51,490.33 : x
  2. Step 2: Convert to fraction form
    95,915.45/143,914.64 = 51,490.33/x
  3. Step 3: Cross multiply
    95,915.45x = 143,914.64 × 51,490.33
  4. Step 4: Simplify right side
    95,915.45x = 7,410,211,688.19
  5. Step 5: Solve for x
    x = 7,410,211,688.19/95,915.45
  6. Step 6: Final answer
    x = 77,257.75

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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.