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Finding the Fourth Proportional to 227,708.85, 341,681.48 and 92,871.84

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Solution

The fourth proportional to 227,708.85, 341,681.48 and 92,871.84 is: 139,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,708.85 : 341,681.48 = 92,871.84 : x
  2. Step 2: Convert to fraction form
    227,708.85/341,681.48 = 92,871.84/x
  3. Step 3: Cross multiply
    227,708.85x = 341,681.48 × 92,871.84
  4. Step 4: Simplify right side
    227,708.85x = 31,732,588,701.42
  5. Step 5: Solve for x
    x = 31,732,588,701.42/227,708.85
  6. Step 6: Final answer
    x = 139,355.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.