Home / 81,867.52-112,972.56-46,059.04

Finding the Fourth Proportional to 81,867.52, 112,972.56 and 46,059.04

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Solution

The fourth proportional to 81,867.52, 112,972.56 and 46,059.04 is: 63,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,867.52 : 112,972.56 = 46,059.04 : x
  2. Step 2: Convert to fraction form
    81,867.52/112,972.56 = 46,059.04/x
  3. Step 3: Cross multiply
    81,867.52x = 112,972.56 × 46,059.04
  4. Step 4: Simplify right side
    81,867.52x = 5,203,407,659.94
  5. Step 5: Solve for x
    x = 5,203,407,659.94/81,867.52
  6. Step 6: Final answer
    x = 63,558.88

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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.