Home / 84,155.12-116,134.44-46,430.48

Finding the Fourth Proportional to 84,155.12, 116,134.44 and 46,430.48

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Solution

The fourth proportional to 84,155.12, 116,134.44 and 46,430.48 is: 64,074.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,155.12 : 116,134.44 = 46,430.48 : x
  2. Step 2: Convert to fraction form
    84,155.12/116,134.44 = 46,430.48/x
  3. Step 3: Cross multiply
    84,155.12x = 116,134.44 × 46,430.48
  4. Step 4: Simplify right side
    84,155.12x = 5,392,177,793.73
  5. Step 5: Solve for x
    x = 5,392,177,793.73/84,155.12
  6. Step 6: Final answer
    x = 64,074.27

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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.