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Finding the Fourth Proportional to 57,760.31, 79,714.59 and 35,094.08

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Solution

The fourth proportional to 57,760.31, 79,714.59 and 35,094.08 is: 48,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,760.31 : 79,714.59 = 35,094.08 : x
  2. Step 2: Convert to fraction form
    57,760.31/79,714.59 = 35,094.08/x
  3. Step 3: Cross multiply
    57,760.31x = 79,714.59 × 35,094.08
  4. Step 4: Simplify right side
    57,760.31x = 2,797,510,198.63
  5. Step 5: Solve for x
    x = 2,797,510,198.63/57,760.31
  6. Step 6: Final answer
    x = 48,433.09

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1.5x scale

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.