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Finding the Fourth Proportional to 57,645.94, 79,551.51 and 32,153.96

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Solution

The fourth proportional to 57,645.94, 79,551.51 and 32,153.96 is: 44,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,645.94 : 79,551.51 = 32,153.96 : x
  2. Step 2: Convert to fraction form
    57,645.94/79,551.51 = 32,153.96/x
  3. Step 3: Cross multiply
    57,645.94x = 79,551.51 × 32,153.96
  4. Step 4: Simplify right side
    57,645.94x = 2,557,895,939.54
  5. Step 5: Solve for x
    x = 2,557,895,939.54/57,645.94
  6. Step 6: Final answer
    x = 44,372.52

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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.