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Finding the Fourth Proportional to 171,494.58, 257,251.59 and 53,182.74

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Solution

The fourth proportional to 171,494.58, 257,251.59 and 53,182.74 is: 79,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,494.58 : 257,251.59 = 53,182.74 : x
  2. Step 2: Convert to fraction form
    171,494.58/257,251.59 = 53,182.74/x
  3. Step 3: Cross multiply
    171,494.58x = 257,251.59 × 53,182.74
  4. Step 4: Simplify right side
    171,494.58x = 13,681,342,873.39
  5. Step 5: Solve for x
    x = 13,681,342,873.39/171,494.58
  6. Step 6: Final answer
    x = 79,777.12

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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.