Home / 76,103.46-104,976.86-50,262.17

Finding the Fourth Proportional to 76,103.46, 104,976.86 and 50,262.17

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Solution

The fourth proportional to 76,103.46, 104,976.86 and 50,262.17 is: 69,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,103.46 : 104,976.86 = 50,262.17 : x
  2. Step 2: Convert to fraction form
    76,103.46/104,976.86 = 50,262.17/x
  3. Step 3: Cross multiply
    76,103.46x = 104,976.86 × 50,262.17
  4. Step 4: Simplify right side
    76,103.46x = 5,276,364,007.19
  5. Step 5: Solve for x
    x = 5,276,364,007.19/76,103.46
  6. Step 6: Final answer
    x = 69,331.46

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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.