Home / 184,794.45-255,016.13-99,911.31

Finding the Fourth Proportional to 184,794.45, 255,016.13 and 99,911.31

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Solution

The fourth proportional to 184,794.45, 255,016.13 and 99,911.31 is: 137,877.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,794.45 : 255,016.13 = 99,911.31 : x
  2. Step 2: Convert to fraction form
    184,794.45/255,016.13 = 99,911.31/x
  3. Step 3: Cross multiply
    184,794.45x = 255,016.13 × 99,911.31
  4. Step 4: Simplify right side
    184,794.45x = 25,478,995,119.87
  5. Step 5: Solve for x
    x = 25,478,995,119.87/184,794.45
  6. Step 6: Final answer
    x = 137,877.49

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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.