Home / 184,914.42-255,181.77-100,031.55

Finding the Fourth Proportional to 184,914.42, 255,181.77 and 100,031.55

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Solution

The fourth proportional to 184,914.42, 255,181.77 and 100,031.55 is: 138,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,914.42 : 255,181.77 = 100,031.55 : x
  2. Step 2: Convert to fraction form
    184,914.42/255,181.77 = 100,031.55/x
  3. Step 3: Cross multiply
    184,914.42x = 255,181.77 × 100,031.55
  4. Step 4: Simplify right side
    184,914.42x = 25,526,227,984.84
  5. Step 5: Solve for x
    x = 25,526,227,984.84/184,914.42
  6. Step 6: Final answer
    x = 138,043.47

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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.