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Finding the Fourth Proportional to 57,672.93, 79,575.06 and 35,011.35

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Solution

The fourth proportional to 57,672.93, 79,575.06 and 35,011.35 is: 48,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672.93 : 79,575.06 = 35,011.35 : x
  2. Step 2: Convert to fraction form
    57,672.93/79,575.06 = 35,011.35/x
  3. Step 3: Cross multiply
    57,672.93x = 79,575.06 × 35,011.35
  4. Step 4: Simplify right side
    57,672.93x = 2,786,030,276.93
  5. Step 5: Solve for x
    x = 2,786,030,276.93/57,672.93
  6. Step 6: Final answer
    x = 48,307.42

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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.