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Finding the Fourth Proportional to 57,788.66, 79,754.01 and 35,125.94

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Solution

The fourth proportional to 57,788.66, 79,754.01 and 35,125.94 is: 48,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,788.66 : 79,754.01 = 35,125.94 : x
  2. Step 2: Convert to fraction form
    57,788.66/79,754.01 = 35,125.94/x
  3. Step 3: Cross multiply
    57,788.66x = 79,754.01 × 35,125.94
  4. Step 4: Simplify right side
    57,788.66x = 2,801,434,570.02
  5. Step 5: Solve for x
    x = 2,801,434,570.02/57,788.66
  6. Step 6: Final answer
    x = 48,477.24

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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.