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Finding the Fourth Proportional to 173,618.76, 260,447.22 and 55,262.38

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Solution

The fourth proportional to 173,618.76, 260,447.22 and 55,262.38 is: 82,899.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,618.76 : 260,447.22 = 55,262.38 : x
  2. Step 2: Convert to fraction form
    173,618.76/260,447.22 = 55,262.38/x
  3. Step 3: Cross multiply
    173,618.76x = 260,447.22 × 55,262.38
  4. Step 4: Simplify right side
    173,618.76x = 14,392,933,241.58
  5. Step 5: Solve for x
    x = 14,392,933,241.58/173,618.76
  6. Step 6: Final answer
    x = 82,899.64

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1.5x scale

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.