Home / 45,727.70-68,737.35-43,103.30

Finding the Fourth Proportional to 45,727.70, 68,737.35 and 43,103.30

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Solution

The fourth proportional to 45,727.70, 68,737.35 and 43,103.30 is: 64,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,727.70 : 68,737.35 = 43,103.30 : x
  2. Step 2: Convert to fraction form
    45,727.70/68,737.35 = 43,103.30/x
  3. Step 3: Cross multiply
    45,727.70x = 68,737.35 × 43,103.30
  4. Step 4: Simplify right side
    45,727.70x = 2,962,806,618.26
  5. Step 5: Solve for x
    x = 2,962,806,618.26/45,727.70
  6. Step 6: Final answer
    x = 64,792.38

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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.