Home / 253,284.08-379,926.57-103,524.24

Finding the Fourth Proportional to 253,284.08, 379,926.57 and 103,524.24

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Solution

The fourth proportional to 253,284.08, 379,926.57 and 103,524.24 is: 155,286.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,284.08 : 379,926.57 = 103,524.24 : x
  2. Step 2: Convert to fraction form
    253,284.08/379,926.57 = 103,524.24/x
  3. Step 3: Cross multiply
    253,284.08x = 379,926.57 × 103,524.24
  4. Step 4: Simplify right side
    253,284.08x = 39,331,608,897.44
  5. Step 5: Solve for x
    x = 39,331,608,897.44/253,284.08
  6. Step 6: Final answer
    x = 155,286.54

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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.