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Finding the Fourth Proportional to 114,538.01, 171,858.05 and 44,422.79

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Solution

The fourth proportional to 114,538.01, 171,858.05 and 44,422.79 is: 66,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,538.01 : 171,858.05 = 44,422.79 : x
  2. Step 2: Convert to fraction form
    114,538.01/171,858.05 = 44,422.79/x
  3. Step 3: Cross multiply
    114,538.01x = 171,858.05 × 44,422.79
  4. Step 4: Simplify right side
    114,538.01x = 7,634,413,842.85
  5. Step 5: Solve for x
    x = 7,634,413,842.85/114,538.01
  6. Step 6: Final answer
    x = 66,653.98

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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.