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Finding the Fourth Proportional to 184,888.80, 255,146.22 and 100,006.20

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Solution

The fourth proportional to 184,888.80, 255,146.22 and 100,006.20 is: 138,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,888.80 : 255,146.22 = 100,006.20 : x
  2. Step 2: Convert to fraction form
    184,888.80/255,146.22 = 100,006.20/x
  3. Step 3: Cross multiply
    184,888.80x = 255,146.22 × 100,006.20
  4. Step 4: Simplify right side
    184,888.80x = 25,516,203,906.56
  5. Step 5: Solve for x
    x = 25,516,203,906.56/184,888.80
  6. Step 6: Final answer
    x = 138,008.38

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1.5x scale

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.