Home / 45,537.21-67,949.63-40,809.03

Finding the Fourth Proportional to 45,537.21, 67,949.63 and 40,809.03

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Solution

The fourth proportional to 45,537.21, 67,949.63 and 40,809.03 is: 60,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,537.21 : 67,949.63 = 40,809.03 : x
  2. Step 2: Convert to fraction form
    45,537.21/67,949.63 = 40,809.03/x
  3. Step 3: Cross multiply
    45,537.21x = 67,949.63 × 40,809.03
  4. Step 4: Simplify right side
    45,537.21x = 2,772,958,489.16
  5. Step 5: Solve for x
    x = 2,772,958,489.16/45,537.21
  6. Step 6: Final answer
    x = 60,894.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.