Home / 84,474.59-126,606.63-73,919.58

Finding the Fourth Proportional to 84,474.59, 126,606.63 and 73,919.58

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Solution

The fourth proportional to 84,474.59, 126,606.63 and 73,919.58 is: 110,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,474.59 : 126,606.63 = 73,919.58 : x
  2. Step 2: Convert to fraction form
    84,474.59/126,606.63 = 73,919.58/x
  3. Step 3: Cross multiply
    84,474.59x = 126,606.63 × 73,919.58
  4. Step 4: Simplify right side
    84,474.59x = 9,358,708,914.82
  5. Step 5: Solve for x
    x = 9,358,708,914.82/84,474.59
  6. Step 6: Final answer
    x = 110,787.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.