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Finding the Fourth Proportional to 53,196.84, 79,651.26 and 35,628.84

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Solution

The fourth proportional to 53,196.84, 79,651.26 and 35,628.84 is: 53,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,196.84 : 79,651.26 = 35,628.84 : x
  2. Step 2: Convert to fraction form
    53,196.84/79,651.26 = 35,628.84/x
  3. Step 3: Cross multiply
    53,196.84x = 79,651.26 × 35,628.84
  4. Step 4: Simplify right side
    53,196.84x = 2,837,881,998.34
  5. Step 5: Solve for x
    x = 2,837,881,998.34/53,196.84
  6. Step 6: Final answer
    x = 53,346.82

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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.