Home / 116,143.02-174,321.45-71,856.27

Finding the Fourth Proportional to 116,143.02, 174,321.45 and 71,856.27

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Solution

The fourth proportional to 116,143.02, 174,321.45 and 71,856.27 is: 107,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,143.02 : 174,321.45 = 71,856.27 : x
  2. Step 2: Convert to fraction form
    116,143.02/174,321.45 = 71,856.27/x
  3. Step 3: Cross multiply
    116,143.02x = 174,321.45 × 71,856.27
  4. Step 4: Simplify right side
    116,143.02x = 12,526,089,177.99
  5. Step 5: Solve for x
    x = 12,526,089,177.99/116,143.02
  6. Step 6: Final answer
    x = 107,850.56

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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.