Home / 179,967.16-248,460.78-123,461.56

Finding the Fourth Proportional to 179,967.16, 248,460.78 and 123,461.56

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Solution

The fourth proportional to 179,967.16, 248,460.78 and 123,461.56 is: 170,449.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,967.16 : 248,460.78 = 123,461.56 : x
  2. Step 2: Convert to fraction form
    179,967.16/248,460.78 = 123,461.56/x
  3. Step 3: Cross multiply
    179,967.16x = 248,460.78 × 123,461.56
  4. Step 4: Simplify right side
    179,967.16x = 30,675,355,497.62
  5. Step 5: Solve for x
    x = 30,675,355,497.62/179,967.16
  6. Step 6: Final answer
    x = 170,449.74

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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.