Home / 84,742.12-116,944.14-47,016.28

Finding the Fourth Proportional to 84,742.12, 116,944.14 and 47,016.28

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Solution

The fourth proportional to 84,742.12, 116,944.14 and 47,016.28 is: 64,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,742.12 : 116,944.14 = 47,016.28 : x
  2. Step 2: Convert to fraction form
    84,742.12/116,944.14 = 47,016.28/x
  3. Step 3: Cross multiply
    84,742.12x = 116,944.14 × 47,016.28
  4. Step 4: Simplify right side
    84,742.12x = 5,498,278,430.60
  5. Step 5: Solve for x
    x = 5,498,278,430.60/84,742.12
  6. Step 6: Final answer
    x = 64,882.47

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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.