Home / 80,984.00-111,606.59-58,283.58

Finding the Fourth Proportional to 80,984.00, 111,606.59 and 58,283.58

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Solution

The fourth proportional to 80,984.00, 111,606.59 and 58,283.58 is: 80,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,984.00 : 111,606.59 = 58,283.58 : x
  2. Step 2: Convert to fraction form
    80,984.00/111,606.59 = 58,283.58/x
  3. Step 3: Cross multiply
    80,984.00x = 111,606.59 × 58,283.58
  4. Step 4: Simplify right side
    80,984.00x = 6,504,831,743.90
  5. Step 5: Solve for x
    x = 6,504,831,743.90/80,984.00
  6. Step 6: Final answer
    x = 80,322.43

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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.