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Finding the Fourth Proportional to 55,076.95, 76,005.25 and 29,926.27

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Solution

The fourth proportional to 55,076.95, 76,005.25 and 29,926.27 is: 41,297.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,076.95 : 76,005.25 = 29,926.27 : x
  2. Step 2: Convert to fraction form
    55,076.95/76,005.25 = 29,926.27/x
  3. Step 3: Cross multiply
    55,076.95x = 76,005.25 × 29,926.27
  4. Step 4: Simplify right side
    55,076.95x = 2,274,553,632.92
  5. Step 5: Solve for x
    x = 2,274,553,632.92/55,076.95
  6. Step 6: Final answer
    x = 41,297.74

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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.