Home / 75,915.58-113,861.64-25,984.18

Finding the Fourth Proportional to 75,915.58, 113,861.64 and 25,984.18

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Solution

The fourth proportional to 75,915.58, 113,861.64 and 25,984.18 is: 38,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,915.58 : 113,861.64 = 25,984.18 : x
  2. Step 2: Convert to fraction form
    75,915.58/113,861.64 = 25,984.18/x
  3. Step 3: Cross multiply
    75,915.58x = 113,861.64 × 25,984.18
  4. Step 4: Simplify right side
    75,915.58x = 2,958,601,348.86
  5. Step 5: Solve for x
    x = 2,958,601,348.86/75,915.58
  6. Step 6: Final answer
    x = 38,972.26

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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.