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Finding the Fourth Proportional to 201,371.40, 277,885.42 and 110,726.73

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Solution

The fourth proportional to 201,371.40, 277,885.42 and 110,726.73 is: 152,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,371.40 : 277,885.42 = 110,726.73 : x
  2. Step 2: Convert to fraction form
    201,371.40/277,885.42 = 110,726.73/x
  3. Step 3: Cross multiply
    201,371.40x = 277,885.42 × 110,726.73
  4. Step 4: Simplify right side
    201,371.40x = 30,769,343,871.28
  5. Step 5: Solve for x
    x = 30,769,343,871.28/201,371.40
  6. Step 6: Final answer
    x = 152,798.98

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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.