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Finding the Fourth Proportional to 57,367.74, 79,125.34 and 33,492.99

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Solution

The fourth proportional to 57,367.74, 79,125.34 and 33,492.99 is: 46,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,367.74 : 79,125.34 = 33,492.99 : x
  2. Step 2: Convert to fraction form
    57,367.74/79,125.34 = 33,492.99/x
  3. Step 3: Cross multiply
    57,367.74x = 79,125.34 × 33,492.99
  4. Step 4: Simplify right side
    57,367.74x = 2,650,144,221.37
  5. Step 5: Solve for x
    x = 2,650,144,221.37/57,367.74
  6. Step 6: Final answer
    x = 46,195.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.