Home / 561,185.69-841,902.92-161,795.28

Finding the Fourth Proportional to 561,185.69, 841,902.92 and 161,795.28

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Solution

The fourth proportional to 561,185.69, 841,902.92 and 161,795.28 is: 242,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,185.69 : 841,902.92 = 161,795.28 : x
  2. Step 2: Convert to fraction form
    561,185.69/841,902.92 = 161,795.28/x
  3. Step 3: Cross multiply
    561,185.69x = 841,902.92 × 161,795.28
  4. Step 4: Simplify right side
    561,185.69x = 136,215,917,865.24
  5. Step 5: Solve for x
    x = 136,215,917,865.24/561,185.69
  6. Step 6: Final answer
    x = 242,728.78

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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.