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Finding the Fourth Proportional to 57,366.74, 79,123.96 and 33,491.99

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Solution

The fourth proportional to 57,366.74, 79,123.96 and 33,491.99 is: 46,194.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,366.74 : 79,123.96 = 33,491.99 : x
  2. Step 2: Convert to fraction form
    57,366.74/79,123.96 = 33,491.99/x
  3. Step 3: Cross multiply
    57,366.74x = 79,123.96 × 33,491.99
  4. Step 4: Simplify right side
    57,366.74x = 2,650,018,877.08
  5. Step 5: Solve for x
    x = 2,650,018,877.08/57,366.74
  6. Step 6: Final answer
    x = 46,194.34

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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.