Home / 57,867.73-86,169.21-55,739.52

Finding the Fourth Proportional to 57,867.73, 86,169.21 and 55,739.52

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Solution

The fourth proportional to 57,867.73, 86,169.21 and 55,739.52 is: 83,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,867.73 : 86,169.21 = 55,739.52 : x
  2. Step 2: Convert to fraction form
    57,867.73/86,169.21 = 55,739.52/x
  3. Step 3: Cross multiply
    57,867.73x = 86,169.21 × 55,739.52
  4. Step 4: Simplify right side
    57,867.73x = 4,803,030,404.18
  5. Step 5: Solve for x
    x = 4,803,030,404.18/57,867.73
  6. Step 6: Final answer
    x = 83,000.15

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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.