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Finding the Fourth Proportional to 167,151.90, 250,492.10 and 92,305.74

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Solution

The fourth proportional to 167,151.90, 250,492.10 and 92,305.74 is: 138,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,151.90 : 250,492.10 = 92,305.74 : x
  2. Step 2: Convert to fraction form
    167,151.90/250,492.10 = 92,305.74/x
  3. Step 3: Cross multiply
    167,151.90x = 250,492.10 × 92,305.74
  4. Step 4: Simplify right side
    167,151.90x = 23,121,858,193.13
  5. Step 5: Solve for x
    x = 23,121,858,193.13/167,151.90
  6. Step 6: Final answer
    x = 138,328.42

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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.