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Finding the Fourth Proportional to 299,036.39, 448,599.39 and 96,564.84

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Solution

The fourth proportional to 299,036.39, 448,599.39 and 96,564.84 is: 144,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,036.39 : 448,599.39 = 96,564.84 : x
  2. Step 2: Convert to fraction form
    299,036.39/448,599.39 = 96,564.84/x
  3. Step 3: Cross multiply
    299,036.39x = 448,599.39 × 96,564.84
  4. Step 4: Simplify right side
    299,036.39x = 43,318,927,836.62
  5. Step 5: Solve for x
    x = 43,318,927,836.62/299,036.39
  6. Step 6: Final answer
    x = 144,861.73

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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.