Home / 158,800.08-219,154.74-104,992.58

Finding the Fourth Proportional to 158,800.08, 219,154.74 and 104,992.58

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Solution

The fourth proportional to 158,800.08, 219,154.74 and 104,992.58 is: 144,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,800.08 : 219,154.74 = 104,992.58 : x
  2. Step 2: Convert to fraction form
    158,800.08/219,154.74 = 104,992.58/x
  3. Step 3: Cross multiply
    158,800.08x = 219,154.74 × 104,992.58
  4. Step 4: Simplify right side
    158,800.08x = 23,009,621,571.83
  5. Step 5: Solve for x
    x = 23,009,621,571.83/158,800.08
  6. Step 6: Final answer
    x = 144,896.79

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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.