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Finding the Fourth Proportional to 244,642.20, 366,963.30 and 164,926.05

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Solution

The fourth proportional to 244,642.20, 366,963.30 and 164,926.05 is: 247,389.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,642.20 : 366,963.30 = 164,926.05 : x
  2. Step 2: Convert to fraction form
    244,642.20/366,963.30 = 164,926.05/x
  3. Step 3: Cross multiply
    244,642.20x = 366,963.30 × 164,926.05
  4. Step 4: Simplify right side
    244,642.20x = 60,521,807,563.97
  5. Step 5: Solve for x
    x = 60,521,807,563.97/244,642.20
  6. Step 6: Final answer
    x = 247,389.08

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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.