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Finding the Fourth Proportional to 48,853.94, 73,081.02 and 36,918.98

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Solution

The fourth proportional to 48,853.94, 73,081.02 and 36,918.98 is: 55,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,853.94 : 73,081.02 = 36,918.98 : x
  2. Step 2: Convert to fraction form
    48,853.94/73,081.02 = 36,918.98/x
  3. Step 3: Cross multiply
    48,853.94x = 73,081.02 × 36,918.98
  4. Step 4: Simplify right side
    48,853.94x = 2,698,076,715.76
  5. Step 5: Solve for x
    x = 2,698,076,715.76/48,853.94
  6. Step 6: Final answer
    x = 55,227.41

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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.