Home / 172,930.06-238,659.24-104,964.45

Finding the Fourth Proportional to 172,930.06, 238,659.24 and 104,964.45

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Solution

The fourth proportional to 172,930.06, 238,659.24 and 104,964.45 is: 144,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,930.06 : 238,659.24 = 104,964.45 : x
  2. Step 2: Convert to fraction form
    172,930.06/238,659.24 = 104,964.45/x
  3. Step 3: Cross multiply
    172,930.06x = 238,659.24 × 104,964.45
  4. Step 4: Simplify right side
    172,930.06x = 25,050,735,864.02
  5. Step 5: Solve for x
    x = 25,050,735,864.02/172,930.06
  6. Step 6: Final answer
    x = 144,860.51

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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.