Home / 269,326.08-371,669.04-156,213.36

Finding the Fourth Proportional to 269,326.08, 371,669.04 and 156,213.36

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Solution

The fourth proportional to 269,326.08, 371,669.04 and 156,213.36 is: 215,573.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,326.08 : 371,669.04 = 156,213.36 : x
  2. Step 2: Convert to fraction form
    269,326.08/371,669.04 = 156,213.36/x
  3. Step 3: Cross multiply
    269,326.08x = 371,669.04 × 156,213.36
  4. Step 4: Simplify right side
    269,326.08x = 58,059,669,546.37
  5. Step 5: Solve for x
    x = 58,059,669,546.37/269,326.08
  6. Step 6: Final answer
    x = 215,573.89

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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.