Home / 184,996.32-255,295.72-100,113.38

Finding the Fourth Proportional to 184,996.32, 255,295.72 and 100,113.38

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Solution

The fourth proportional to 184,996.32, 255,295.72 and 100,113.38 is: 138,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,996.32 : 255,295.72 = 100,113.38 : x
  2. Step 2: Convert to fraction form
    184,996.32/255,295.72 = 100,113.38/x
  3. Step 3: Cross multiply
    184,996.32x = 255,295.72 × 100,113.38
  4. Step 4: Simplify right side
    184,996.32x = 25,558,517,428.73
  5. Step 5: Solve for x
    x = 25,558,517,428.73/184,996.32
  6. Step 6: Final answer
    x = 138,156.90

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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.