Home / 179,226.75-247,303.97-102,731.76

Finding the Fourth Proportional to 179,226.75, 247,303.97 and 102,731.76

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Solution

The fourth proportional to 179,226.75, 247,303.97 and 102,731.76 is: 141,753.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,226.75 : 247,303.97 = 102,731.76 : x
  2. Step 2: Convert to fraction form
    179,226.75/247,303.97 = 102,731.76/x
  3. Step 3: Cross multiply
    179,226.75x = 247,303.97 × 102,731.76
  4. Step 4: Simplify right side
    179,226.75x = 25,405,971,579.43
  5. Step 5: Solve for x
    x = 25,405,971,579.43/179,226.75
  6. Step 6: Final answer
    x = 141,753.23

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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.