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Finding the Fourth Proportional to 48,354.02, 72,505.20 and 16,755.98

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Solution

The fourth proportional to 48,354.02, 72,505.20 and 16,755.98 is: 25,125.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,354.02 : 72,505.20 = 16,755.98 : x
  2. Step 2: Convert to fraction form
    48,354.02/72,505.20 = 16,755.98/x
  3. Step 3: Cross multiply
    48,354.02x = 72,505.20 × 16,755.98
  4. Step 4: Simplify right side
    48,354.02x = 1,214,895,381.40
  5. Step 5: Solve for x
    x = 1,214,895,381.40/48,354.02
  6. Step 6: Final answer
    x = 25,125.01

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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.