Home / 84,221.26-116,225.55-45,980.86

Finding the Fourth Proportional to 84,221.26, 116,225.55 and 45,980.86

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Solution

The fourth proportional to 84,221.26, 116,225.55 and 45,980.86 is: 63,453.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,221.26 : 116,225.55 = 45,980.86 : x
  2. Step 2: Convert to fraction form
    84,221.26/116,225.55 = 45,980.86/x
  3. Step 3: Cross multiply
    84,221.26x = 116,225.55 × 45,980.86
  4. Step 4: Simplify right side
    84,221.26x = 5,344,150,742.97
  5. Step 5: Solve for x
    x = 5,344,150,742.97/84,221.26
  6. Step 6: Final answer
    x = 63,453.70

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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.