Home / 179,063.64-247,107.66-102,607.56

Finding the Fourth Proportional to 179,063.64, 247,107.66 and 102,607.56

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Solution

The fourth proportional to 179,063.64, 247,107.66 and 102,607.56 is: 141,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,063.64 : 247,107.66 = 102,607.56 : x
  2. Step 2: Convert to fraction form
    179,063.64/247,107.66 = 102,607.56/x
  3. Step 3: Cross multiply
    179,063.64x = 247,107.66 × 102,607.56
  4. Step 4: Simplify right side
    179,063.64x = 25,355,114,049.91
  5. Step 5: Solve for x
    x = 25,355,114,049.91/179,063.64
  6. Step 6: Final answer
    x = 141,598.34

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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.