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Finding the Fourth Proportional to 201,310.17, 277,811.46 and 110,669.91

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Solution

The fourth proportional to 201,310.17, 277,811.46 and 110,669.91 is: 152,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,310.17 : 277,811.46 = 110,669.91 : x
  2. Step 2: Convert to fraction form
    201,310.17/277,811.46 = 110,669.91/x
  3. Step 3: Cross multiply
    201,310.17x = 277,811.46 × 110,669.91
  4. Step 4: Simplify right side
    201,310.17x = 30,745,369,275.17
  5. Step 5: Solve for x
    x = 30,745,369,275.17/201,310.17
  6. Step 6: Final answer
    x = 152,726.36

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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.