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Finding the Fourth Proportional to 201,419.76, 277,957.26 and 110,774.28

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Solution

The fourth proportional to 201,419.76, 277,957.26 and 110,774.28 is: 152,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,419.76 : 277,957.26 = 110,774.28 : x
  2. Step 2: Convert to fraction form
    201,419.76/277,957.26 = 110,774.28/x
  3. Step 3: Cross multiply
    201,419.76x = 277,957.26 × 110,774.28
  4. Step 4: Simplify right side
    201,419.76x = 30,790,515,347.27
  5. Step 5: Solve for x
    x = 30,790,515,347.27/201,419.76
  6. Step 6: Final answer
    x = 152,867.40

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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.