Home / 178,766.96-268,150.40-45,642.46

Finding the Fourth Proportional to 178,766.96, 268,150.40 and 45,642.46

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Solution

The fourth proportional to 178,766.96, 268,150.40 and 45,642.46 is: 68,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,766.96 : 268,150.40 = 45,642.46 : x
  2. Step 2: Convert to fraction form
    178,766.96/268,150.40 = 45,642.46/x
  3. Step 3: Cross multiply
    178,766.96x = 268,150.40 × 45,642.46
  4. Step 4: Simplify right side
    178,766.96x = 12,239,043,905.98
  5. Step 5: Solve for x
    x = 12,239,043,905.98/178,766.96
  6. Step 6: Final answer
    x = 68,463.68

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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.