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Finding the Fourth Proportional to 269,954.25, 372,536.87 and 156,784.29

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Solution

The fourth proportional to 269,954.25, 372,536.87 and 156,784.29 is: 216,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,954.25 : 372,536.87 = 156,784.29 : x
  2. Step 2: Convert to fraction form
    269,954.25/372,536.87 = 156,784.29/x
  3. Step 3: Cross multiply
    269,954.25x = 372,536.87 × 156,784.29
  4. Step 4: Simplify right side
    269,954.25x = 58,407,927,877.85
  5. Step 5: Solve for x
    x = 58,407,927,877.85/269,954.25
  6. Step 6: Final answer
    x = 216,362.32

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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.