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Finding the Fourth Proportional to 57,698, 79,625.16 and 35,337.68

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Solution

The fourth proportional to 57,698, 79,625.16 and 35,337.68 is: 48,767.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,698 : 79,625.16 = 35,337.68 : x
  2. Step 2: Convert to fraction form
    57,698/79,625.16 = 35,337.68/x
  3. Step 3: Cross multiply
    57,698x = 79,625.16 × 35,337.68
  4. Step 4: Simplify right side
    57,698x = 2,813,768,424.03
  5. Step 5: Solve for x
    x = 2,813,768,424.03/57,698
  6. Step 6: Final answer
    x = 48,767.17

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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.