Home / 84,454.36-116,496.23-55,774.28

Finding the Fourth Proportional to 84,454.36, 116,496.23 and 55,774.28

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Solution

The fourth proportional to 84,454.36, 116,496.23 and 55,774.28 is: 76,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,454.36 : 116,496.23 = 55,774.28 : x
  2. Step 2: Convert to fraction form
    84,454.36/116,496.23 = 55,774.28/x
  3. Step 3: Cross multiply
    84,454.36x = 116,496.23 × 55,774.28
  4. Step 4: Simplify right side
    84,454.36x = 6,497,493,350.96
  5. Step 5: Solve for x
    x = 6,497,493,350.96/84,454.36
  6. Step 6: Final answer
    x = 76,934.97

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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.