Home / 56,799.30-85,134.36-34,563.72

Finding the Fourth Proportional to 56,799.30, 85,134.36 and 34,563.72

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Solution

The fourth proportional to 56,799.30, 85,134.36 and 34,563.72 is: 51,806.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,799.30 : 85,134.36 = 34,563.72 : x
  2. Step 2: Convert to fraction form
    56,799.30/85,134.36 = 34,563.72/x
  3. Step 3: Cross multiply
    56,799.30x = 85,134.36 × 34,563.72
  4. Step 4: Simplify right side
    56,799.30x = 2,942,560,181.42
  5. Step 5: Solve for x
    x = 2,942,560,181.42/56,799.30
  6. Step 6: Final answer
    x = 51,806.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.