Home / 179,764.06-248,074.14-99,191.56

Finding the Fourth Proportional to 179,764.06, 248,074.14 and 99,191.56

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Solution

The fourth proportional to 179,764.06, 248,074.14 and 99,191.56 is: 136,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,764.06 : 248,074.14 = 99,191.56 : x
  2. Step 2: Convert to fraction form
    179,764.06/248,074.14 = 99,191.56/x
  3. Step 3: Cross multiply
    179,764.06x = 248,074.14 × 99,191.56
  4. Step 4: Simplify right side
    179,764.06x = 24,606,861,856.89
  5. Step 5: Solve for x
    x = 24,606,861,856.89/179,764.06
  6. Step 6: Final answer
    x = 136,884.21

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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.