Home / 77,071.94-115,444.26-50,323.46

Finding the Fourth Proportional to 77,071.94, 115,444.26 and 50,323.46

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Solution

The fourth proportional to 77,071.94, 115,444.26 and 50,323.46 is: 75,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,071.94 : 115,444.26 = 50,323.46 : x
  2. Step 2: Convert to fraction form
    77,071.94/115,444.26 = 50,323.46/x
  3. Step 3: Cross multiply
    77,071.94x = 115,444.26 × 50,323.46
  4. Step 4: Simplify right side
    77,071.94x = 5,809,554,600.34
  5. Step 5: Solve for x
    x = 5,809,554,600.34/77,071.94
  6. Step 6: Final answer
    x = 75,378.34

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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.