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Finding the Fourth Proportional to 53,551, 73,808.08 and 35,613.92

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Solution

The fourth proportional to 53,551, 73,808.08 and 35,613.92 is: 49,085.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,551 : 73,808.08 = 35,613.92 : x
  2. Step 2: Convert to fraction form
    53,551/73,808.08 = 35,613.92/x
  3. Step 3: Cross multiply
    53,551x = 73,808.08 × 35,613.92
  4. Step 4: Simplify right side
    53,551x = 2,628,595,056.47
  5. Step 5: Solve for x
    x = 2,628,595,056.47/53,551
  6. Step 6: Final answer
    x = 49,085.83

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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.