Home / 84,118.49-116,079.42-50,126.22

Finding the Fourth Proportional to 84,118.49, 116,079.42 and 50,126.22

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Solution

The fourth proportional to 84,118.49, 116,079.42 and 50,126.22 is: 69,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118.49 : 116,079.42 = 50,126.22 : x
  2. Step 2: Convert to fraction form
    84,118.49/116,079.42 = 50,126.22/x
  3. Step 3: Cross multiply
    84,118.49x = 116,079.42 × 50,126.22
  4. Step 4: Simplify right side
    84,118.49x = 5,818,622,053.44
  5. Step 5: Solve for x
    x = 5,818,622,053.44/84,118.49
  6. Step 6: Final answer
    x = 69,171.74

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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.