Home / 57,710.73-86,495.47-32,771.64

Finding the Fourth Proportional to 57,710.73, 86,495.47 and 32,771.64

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Solution

The fourth proportional to 57,710.73, 86,495.47 and 32,771.64 is: 49,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,710.73 : 86,495.47 = 32,771.64 : x
  2. Step 2: Convert to fraction form
    57,710.73/86,495.47 = 32,771.64/x
  3. Step 3: Cross multiply
    57,710.73x = 86,495.47 × 32,771.64
  4. Step 4: Simplify right side
    57,710.73x = 2,834,598,404.47
  5. Step 5: Solve for x
    x = 2,834,598,404.47/57,710.73
  6. Step 6: Final answer
    x = 49,117.35

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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.