Home / 76,079.19-114,145.80-33,955.44

Finding the Fourth Proportional to 76,079.19, 114,145.80 and 33,955.44

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Solution

The fourth proportional to 76,079.19, 114,145.80 and 33,955.44 is: 50,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,079.19 : 114,145.80 = 33,955.44 : x
  2. Step 2: Convert to fraction form
    76,079.19/114,145.80 = 33,955.44/x
  3. Step 3: Cross multiply
    76,079.19x = 114,145.80 × 33,955.44
  4. Step 4: Simplify right side
    76,079.19x = 3,875,870,863.15
  5. Step 5: Solve for x
    x = 3,875,870,863.15/76,079.19
  6. Step 6: Final answer
    x = 50,945.22

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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.