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Finding the Fourth Proportional to 45,076.68, 62,205.48 and 25,204.68

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Solution

The fourth proportional to 45,076.68, 62,205.48 and 25,204.68 is: 34,782.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,076.68 : 62,205.48 = 25,204.68 : x
  2. Step 2: Convert to fraction form
    45,076.68/62,205.48 = 25,204.68/x
  3. Step 3: Cross multiply
    45,076.68x = 62,205.48 × 25,204.68
  4. Step 4: Simplify right side
    45,076.68x = 1,567,869,217.65
  5. Step 5: Solve for x
    x = 1,567,869,217.65/45,076.68
  6. Step 6: Final answer
    x = 34,782.27

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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.