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Finding the Fourth Proportional to 114,862.68, 172,226.52 and 44,659.44

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Solution

The fourth proportional to 114,862.68, 172,226.52 and 44,659.44 is: 66,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,862.68 : 172,226.52 = 44,659.44 : x
  2. Step 2: Convert to fraction form
    114,862.68/172,226.52 = 44,659.44/x
  3. Step 3: Cross multiply
    114,862.68x = 172,226.52 × 44,659.44
  4. Step 4: Simplify right side
    114,862.68x = 7,691,539,936.35
  5. Step 5: Solve for x
    x = 7,691,539,936.35/114,862.68
  6. Step 6: Final answer
    x = 66,962.92

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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.