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Finding the Fourth Proportional to 79,725.84, 119,609.43 and 23,563.68

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Solution

The fourth proportional to 79,725.84, 119,609.43 and 23,563.68 is: 35,351.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,725.84 : 119,609.43 = 23,563.68 : x
  2. Step 2: Convert to fraction form
    79,725.84/119,609.43 = 23,563.68/x
  3. Step 3: Cross multiply
    79,725.84x = 119,609.43 × 23,563.68
  4. Step 4: Simplify right side
    79,725.84x = 2,818,438,333.50
  5. Step 5: Solve for x
    x = 2,818,438,333.50/79,725.84
  6. Step 6: Final answer
    x = 35,351.63

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1.5x scale

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.