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Finding the Fourth Proportional to 45,794.94, 68,702.21 and 14,204.31

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Solution

The fourth proportional to 45,794.94, 68,702.21 and 14,204.31 is: 21,309.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,794.94 : 68,702.21 = 14,204.31 : x
  2. Step 2: Convert to fraction form
    45,794.94/68,702.21 = 14,204.31/x
  3. Step 3: Cross multiply
    45,794.94x = 68,702.21 × 14,204.31
  4. Step 4: Simplify right side
    45,794.94x = 975,867,488.53
  5. Step 5: Solve for x
    x = 975,867,488.53/45,794.94
  6. Step 6: Final answer
    x = 21,309.50

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1.5x scale

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.