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Finding the Fourth Proportional to 55,551, 76,669.02 and 33,207.96

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Solution

The fourth proportional to 55,551, 76,669.02 and 33,207.96 is: 45,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551 : 76,669.02 = 33,207.96 : x
  2. Step 2: Convert to fraction form
    55,551/76,669.02 = 33,207.96/x
  3. Step 3: Cross multiply
    55,551x = 76,669.02 × 33,207.96
  4. Step 4: Simplify right side
    55,551x = 2,546,021,749.40
  5. Step 5: Solve for x
    x = 2,546,021,749.40/55,551
  6. Step 6: Final answer
    x = 45,832.15

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1.5x scale

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.