Home / 179,525.12-247,730.10-104,078.48

Finding the Fourth Proportional to 179,525.12, 247,730.10 and 104,078.48

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Solution

The fourth proportional to 179,525.12, 247,730.10 and 104,078.48 is: 143,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,525.12 : 247,730.10 = 104,078.48 : x
  2. Step 2: Convert to fraction form
    179,525.12/247,730.10 = 104,078.48/x
  3. Step 3: Cross multiply
    179,525.12x = 247,730.10 × 104,078.48
  4. Step 4: Simplify right side
    179,525.12x = 25,783,372,258.25
  5. Step 5: Solve for x
    x = 25,783,372,258.25/179,525.12
  6. Step 6: Final answer
    x = 143,619.86

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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.