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Finding the Fourth Proportional to 57,597.30, 79,458.48 and 33,713.43

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Solution

The fourth proportional to 57,597.30, 79,458.48 and 33,713.43 is: 46,509.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,597.30 : 79,458.48 = 33,713.43 : x
  2. Step 2: Convert to fraction form
    57,597.30/79,458.48 = 33,713.43/x
  3. Step 3: Cross multiply
    57,597.30x = 79,458.48 × 33,713.43
  4. Step 4: Simplify right side
    57,597.30x = 2,678,817,903.39
  5. Step 5: Solve for x
    x = 2,678,817,903.39/57,597.30
  6. Step 6: Final answer
    x = 46,509.44

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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.