Home / 176,724.40-264,892.20-76,867.60

Finding the Fourth Proportional to 176,724.40, 264,892.20 and 76,867.60

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Solution

The fourth proportional to 176,724.40, 264,892.20 and 76,867.60 is: 115,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,724.40 : 264,892.20 = 76,867.60 : x
  2. Step 2: Convert to fraction form
    176,724.40/264,892.20 = 76,867.60/x
  3. Step 3: Cross multiply
    176,724.40x = 264,892.20 × 76,867.60
  4. Step 4: Simplify right side
    176,724.40x = 20,361,627,672.72
  5. Step 5: Solve for x
    x = 20,361,627,672.72/176,724.40
  6. Step 6: Final answer
    x = 115,216.84

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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.