Home / 57,519.10-85,816.64-51,204.14

Finding the Fourth Proportional to 57,519.10, 85,816.64 and 51,204.14

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Solution

The fourth proportional to 57,519.10, 85,816.64 and 51,204.14 is: 76,394.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,519.10 : 85,816.64 = 51,204.14 : x
  2. Step 2: Convert to fraction form
    57,519.10/85,816.64 = 51,204.14/x
  3. Step 3: Cross multiply
    57,519.10x = 85,816.64 × 51,204.14
  4. Step 4: Simplify right side
    57,519.10x = 4,394,167,248.89
  5. Step 5: Solve for x
    x = 4,394,167,248.89/57,519.10
  6. Step 6: Final answer
    x = 76,394.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.