Home / 178,770.74-268,155.84-45,651.02

Finding the Fourth Proportional to 178,770.74, 268,155.84 and 45,651.02

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Solution

The fourth proportional to 178,770.74, 268,155.84 and 45,651.02 is: 68,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,770.74 : 268,155.84 = 45,651.02 : x
  2. Step 2: Convert to fraction form
    178,770.74/268,155.84 = 45,651.02/x
  3. Step 3: Cross multiply
    178,770.74x = 268,155.84 × 45,651.02
  4. Step 4: Simplify right side
    178,770.74x = 12,241,587,614.96
  5. Step 5: Solve for x
    x = 12,241,587,614.96/178,770.74
  6. Step 6: Final answer
    x = 68,476.46

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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.