Home / 45,433.56-68,044.50-43,857.12

Finding the Fourth Proportional to 45,433.56, 68,044.50 and 43,857.12

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Solution

The fourth proportional to 45,433.56, 68,044.50 and 43,857.12 is: 65,683.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433.56 : 68,044.50 = 43,857.12 : x
  2. Step 2: Convert to fraction form
    45,433.56/68,044.50 = 43,857.12/x
  3. Step 3: Cross multiply
    45,433.56x = 68,044.50 × 43,857.12
  4. Step 4: Simplify right side
    45,433.56x = 2,984,235,801.84
  5. Step 5: Solve for x
    x = 2,984,235,801.84/45,433.56
  6. Step 6: Final answer
    x = 65,683.51

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1.5x scale

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.