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Finding the Fourth Proportional to 164,726.28, 247,086.84 and 52,404.84

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Solution

The fourth proportional to 164,726.28, 247,086.84 and 52,404.84 is: 78,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,726.28 : 247,086.84 = 52,404.84 : x
  2. Step 2: Convert to fraction form
    164,726.28/247,086.84 = 52,404.84/x
  3. Step 3: Cross multiply
    164,726.28x = 247,086.84 × 52,404.84
  4. Step 4: Simplify right side
    164,726.28x = 12,948,546,316.31
  5. Step 5: Solve for x
    x = 12,948,546,316.31/164,726.28
  6. Step 6: Final answer
    x = 78,606.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.