Home / 277,486.02-382,889.66-162,721.36

Finding the Fourth Proportional to 277,486.02, 382,889.66 and 162,721.36

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Solution

The fourth proportional to 277,486.02, 382,889.66 and 162,721.36 is: 224,531.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,486.02 : 382,889.66 = 162,721.36 : x
  2. Step 2: Convert to fraction form
    277,486.02/382,889.66 = 162,721.36/x
  3. Step 3: Cross multiply
    277,486.02x = 382,889.66 × 162,721.36
  4. Step 4: Simplify right side
    277,486.02x = 62,304,326,205.14
  5. Step 5: Solve for x
    x = 62,304,326,205.14/277,486.02
  6. Step 6: Final answer
    x = 224,531.41

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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.