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Finding the Fourth Proportional to 161,850.88, 242,805.60 and 49,529.12

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Solution

The fourth proportional to 161,850.88, 242,805.60 and 49,529.12 is: 74,302.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,850.88 : 242,805.60 = 49,529.12 : x
  2. Step 2: Convert to fraction form
    161,850.88/242,805.60 = 49,529.12/x
  3. Step 3: Cross multiply
    161,850.88x = 242,805.60 × 49,529.12
  4. Step 4: Simplify right side
    161,850.88x = 12,025,947,699.07
  5. Step 5: Solve for x
    x = 12,025,947,699.07/161,850.88
  6. Step 6: Final answer
    x = 74,302.64

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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.