Home / 178,730.83-268,133.20-52,375.22

Finding the Fourth Proportional to 178,730.83, 268,133.20 and 52,375.22

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Solution

The fourth proportional to 178,730.83, 268,133.20 and 52,375.22 is: 78,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,730.83 : 268,133.20 = 52,375.22 : x
  2. Step 2: Convert to fraction form
    178,730.83/268,133.20 = 52,375.22/x
  3. Step 3: Cross multiply
    178,730.83x = 268,133.20 × 52,375.22
  4. Step 4: Simplify right side
    178,730.83x = 14,043,533,867.70
  5. Step 5: Solve for x
    x = 14,043,533,867.70/178,730.83
  6. Step 6: Final answer
    x = 78,573.65

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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.