Home / 103,185.15-142,273.96-95,533.41

Finding the Fourth Proportional to 103,185.15, 142,273.96 and 95,533.41

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Solution

The fourth proportional to 103,185.15, 142,273.96 and 95,533.41 is: 131,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,185.15 : 142,273.96 = 95,533.41 : x
  2. Step 2: Convert to fraction form
    103,185.15/142,273.96 = 95,533.41/x
  3. Step 3: Cross multiply
    103,185.15x = 142,273.96 × 95,533.41
  4. Step 4: Simplify right side
    103,185.15x = 13,591,916,553.00
  5. Step 5: Solve for x
    x = 13,591,916,553.00/103,185.15
  6. Step 6: Final answer
    x = 131,723.57

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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.