Home / 184,995.83-255,293.30-100,112.90

Finding the Fourth Proportional to 184,995.83, 255,293.30 and 100,112.90

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Solution

The fourth proportional to 184,995.83, 255,293.30 and 100,112.90 is: 138,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,995.83 : 255,293.30 = 100,112.90 : x
  2. Step 2: Convert to fraction form
    184,995.83/255,293.30 = 100,112.90/x
  3. Step 3: Cross multiply
    184,995.83x = 255,293.30 × 100,112.90
  4. Step 4: Simplify right side
    184,995.83x = 25,558,151,587.39
  5. Step 5: Solve for x
    x = 25,558,151,587.39/184,995.83
  6. Step 6: Final answer
    x = 138,155.28

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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.