Home / 178,735.25-268,102.66-45,615.52

Finding the Fourth Proportional to 178,735.25, 268,102.66 and 45,615.52

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Solution

The fourth proportional to 178,735.25, 268,102.66 and 45,615.52 is: 68,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,735.25 : 268,102.66 = 45,615.52 : x
  2. Step 2: Convert to fraction form
    178,735.25/268,102.66 = 45,615.52/x
  3. Step 3: Cross multiply
    178,735.25x = 268,102.66 × 45,615.52
  4. Step 4: Simplify right side
    178,735.25x = 12,229,642,470.37
  5. Step 5: Solve for x
    x = 12,229,642,470.37/178,735.25
  6. Step 6: Final answer
    x = 68,423.23

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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.