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Finding the Fourth Proportional to 48,176.80, 72,270.60 and 14,896.60

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Solution

The fourth proportional to 48,176.80, 72,270.60 and 14,896.60 is: 22,346.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,176.80 : 72,270.60 = 14,896.60 : x
  2. Step 2: Convert to fraction form
    48,176.80/72,270.60 = 14,896.60/x
  3. Step 3: Cross multiply
    48,176.80x = 72,270.60 × 14,896.60
  4. Step 4: Simplify right side
    48,176.80x = 1,076,586,219.96
  5. Step 5: Solve for x
    x = 1,076,586,219.96/48,176.80
  6. Step 6: Final answer
    x = 22,346.57

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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.