Home / 45,431.86-68,450.65-41,845.18

Finding the Fourth Proportional to 45,431.86, 68,450.65 and 41,845.18

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Solution

The fourth proportional to 45,431.86, 68,450.65 and 41,845.18 is: 63,046.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.86 : 68,450.65 = 41,845.18 : x
  2. Step 2: Convert to fraction form
    45,431.86/68,450.65 = 41,845.18/x
  3. Step 3: Cross multiply
    45,431.86x = 68,450.65 × 41,845.18
  4. Step 4: Simplify right side
    45,431.86x = 2,864,329,770.37
  5. Step 5: Solve for x
    x = 2,864,329,770.37/45,431.86
  6. Step 6: Final answer
    x = 63,046.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.