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Finding the Fourth Proportional to 49,097.60, 73,624.80 and 19,505.60

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Solution

The fourth proportional to 49,097.60, 73,624.80 and 19,505.60 is: 29,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,097.60 : 73,624.80 = 19,505.60 : x
  2. Step 2: Convert to fraction form
    49,097.60/73,624.80 = 19,505.60/x
  3. Step 3: Cross multiply
    49,097.60x = 73,624.80 × 19,505.60
  4. Step 4: Simplify right side
    49,097.60x = 1,436,095,898.88
  5. Step 5: Solve for x
    x = 1,436,095,898.88/49,097.60
  6. Step 6: Final answer
    x = 29,249.82

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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.