Home / 76,743.54-105,913.22-44,912.43

Finding the Fourth Proportional to 76,743.54, 105,913.22 and 44,912.43

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Solution

The fourth proportional to 76,743.54, 105,913.22 and 44,912.43 is: 61,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,743.54 : 105,913.22 = 44,912.43 : x
  2. Step 2: Convert to fraction form
    76,743.54/105,913.22 = 44,912.43/x
  3. Step 3: Cross multiply
    76,743.54x = 105,913.22 × 44,912.43
  4. Step 4: Simplify right side
    76,743.54x = 4,756,820,079.32
  5. Step 5: Solve for x
    x = 4,756,820,079.32/76,743.54
  6. Step 6: Final answer
    x = 61,983.33

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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.