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Finding the Fourth Proportional to 184,878.91, 255,117.22 and 103,199.73

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Solution

The fourth proportional to 184,878.91, 255,117.22 and 103,199.73 is: 142,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,878.91 : 255,117.22 = 103,199.73 : x
  2. Step 2: Convert to fraction form
    184,878.91/255,117.22 = 103,199.73/x
  3. Step 3: Cross multiply
    184,878.91x = 255,117.22 × 103,199.73
  4. Step 4: Simplify right side
    184,878.91x = 26,328,028,222.35
  5. Step 5: Solve for x
    x = 26,328,028,222.35/184,878.91
  6. Step 6: Final answer
    x = 142,406.88

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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.