Home / 179,276.25-268,915.91-51,192.20

Finding the Fourth Proportional to 179,276.25, 268,915.91 and 51,192.20

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Solution

The fourth proportional to 179,276.25, 268,915.91 and 51,192.20 is: 76,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,276.25 : 268,915.91 = 51,192.20 : x
  2. Step 2: Convert to fraction form
    179,276.25/268,915.91 = 51,192.20/x
  3. Step 3: Cross multiply
    179,276.25x = 268,915.91 × 51,192.20
  4. Step 4: Simplify right side
    179,276.25x = 13,766,397,824.18
  5. Step 5: Solve for x
    x = 13,766,397,824.18/179,276.25
  6. Step 6: Final answer
    x = 76,788.74

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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.