Home / 63,845.49-88,066.84-45,912.09

Finding the Fourth Proportional to 63,845.49, 88,066.84 and 45,912.09

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Solution

The fourth proportional to 63,845.49, 88,066.84 and 45,912.09 is: 63,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,845.49 : 88,066.84 = 45,912.09 : x
  2. Step 2: Convert to fraction form
    63,845.49/88,066.84 = 45,912.09/x
  3. Step 3: Cross multiply
    63,845.49x = 88,066.84 × 45,912.09
  4. Step 4: Simplify right side
    63,845.49x = 4,043,332,684.10
  5. Step 5: Solve for x
    x = 4,043,332,684.10/63,845.49
  6. Step 6: Final answer
    x = 63,329.97

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1.5x scale

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.