Home / 368,664.30-552,992.76-168,928.02

Finding the Fourth Proportional to 368,664.30, 552,992.76 and 168,928.02

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Solution

The fourth proportional to 368,664.30, 552,992.76 and 168,928.02 is: 253,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,664.30 : 552,992.76 = 168,928.02 : x
  2. Step 2: Convert to fraction form
    368,664.30/552,992.76 = 168,928.02/x
  3. Step 3: Cross multiply
    368,664.30x = 552,992.76 × 168,928.02
  4. Step 4: Simplify right side
    368,664.30x = 93,415,972,021.14
  5. Step 5: Solve for x
    x = 93,415,972,021.14/368,664.30
  6. Step 6: Final answer
    x = 253,390.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.