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Finding the Fourth Proportional to 201,167.20, 277,610.25 and 110,529.28

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Solution

The fourth proportional to 201,167.20, 277,610.25 and 110,529.28 is: 152,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,167.20 : 277,610.25 = 110,529.28 : x
  2. Step 2: Convert to fraction form
    201,167.20/277,610.25 = 110,529.28/x
  3. Step 3: Cross multiply
    201,167.20x = 277,610.25 × 110,529.28
  4. Step 4: Simplify right side
    201,167.20x = 30,684,061,053.12
  5. Step 5: Solve for x
    x = 30,684,061,053.12/201,167.20
  6. Step 6: Final answer
    x = 152,530.14

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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.