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Finding the Fourth Proportional to 73,568.96, 110,347.08 and 45,493.34

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Solution

The fourth proportional to 73,568.96, 110,347.08 and 45,493.34 is: 68,236.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,568.96 : 110,347.08 = 45,493.34 : x
  2. Step 2: Convert to fraction form
    73,568.96/110,347.08 = 45,493.34/x
  3. Step 3: Cross multiply
    73,568.96x = 110,347.08 × 45,493.34
  4. Step 4: Simplify right side
    73,568.96x = 5,020,057,228.45
  5. Step 5: Solve for x
    x = 5,020,057,228.45/73,568.96
  6. Step 6: Final answer
    x = 68,236.08

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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.