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Finding the Fourth Proportional to 57,244.86, 79,002.88 and 33,371.01

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Solution

The fourth proportional to 57,244.86, 79,002.88 and 33,371.01 is: 46,054.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,244.86 : 79,002.88 = 33,371.01 : x
  2. Step 2: Convert to fraction form
    57,244.86/79,002.88 = 33,371.01/x
  3. Step 3: Cross multiply
    57,244.86x = 79,002.88 × 33,371.01
  4. Step 4: Simplify right side
    57,244.86x = 2,636,405,815.08
  5. Step 5: Solve for x
    x = 2,636,405,815.08/57,244.86
  6. Step 6: Final answer
    x = 46,054.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.