Home / 114,770.18-158,414.06-74,481.53

Finding the Fourth Proportional to 114,770.18, 158,414.06 and 74,481.53

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Solution

The fourth proportional to 114,770.18, 158,414.06 and 74,481.53 is: 102,804.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,770.18 : 158,414.06 = 74,481.53 : x
  2. Step 2: Convert to fraction form
    114,770.18/158,414.06 = 74,481.53/x
  3. Step 3: Cross multiply
    114,770.18x = 158,414.06 × 74,481.53
  4. Step 4: Simplify right side
    114,770.18x = 11,798,920,956.45
  5. Step 5: Solve for x
    x = 11,798,920,956.45/114,770.18
  6. Step 6: Final answer
    x = 102,804.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.