Home / 57,644.46-85,893.64-51,356.15

Finding the Fourth Proportional to 57,644.46, 85,893.64 and 51,356.15

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Solution

The fourth proportional to 57,644.46, 85,893.64 and 51,356.15 is: 76,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,644.46 : 85,893.64 = 51,356.15 : x
  2. Step 2: Convert to fraction form
    57,644.46/85,893.64 = 51,356.15/x
  3. Step 3: Cross multiply
    57,644.46x = 85,893.64 × 51,356.15
  4. Step 4: Simplify right side
    57,644.46x = 4,411,165,973.64
  5. Step 5: Solve for x
    x = 4,411,165,973.64/57,644.46
  6. Step 6: Final answer
    x = 76,523.68

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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.