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Finding the Fourth Proportional to 201,057.34, 277,473.28 and 132,955.96

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Solution

The fourth proportional to 201,057.34, 277,473.28 and 132,955.96 is: 183,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,057.34 : 277,473.28 = 132,955.96 : x
  2. Step 2: Convert to fraction form
    201,057.34/277,473.28 = 132,955.96/x
  3. Step 3: Cross multiply
    201,057.34x = 277,473.28 × 132,955.96
  4. Step 4: Simplify right side
    201,057.34x = 36,891,726,316.75
  5. Step 5: Solve for x
    x = 36,891,726,316.75/201,057.34
  6. Step 6: Final answer
    x = 183,488.58

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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.