Home / 77,517.32-106,957.81-50,699.24

Finding the Fourth Proportional to 77,517.32, 106,957.81 and 50,699.24

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Solution

The fourth proportional to 77,517.32, 106,957.81 and 50,699.24 is: 69,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,517.32 : 106,957.81 = 50,699.24 : x
  2. Step 2: Convert to fraction form
    77,517.32/106,957.81 = 50,699.24/x
  3. Step 3: Cross multiply
    77,517.32x = 106,957.81 × 50,699.24
  4. Step 4: Simplify right side
    77,517.32x = 5,422,679,679.06
  5. Step 5: Solve for x
    x = 5,422,679,679.06/77,517.32
  6. Step 6: Final answer
    x = 69,954.43

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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.