Home / 126,735.22-174,933.54-73,056.12

Finding the Fourth Proportional to 126,735.22, 174,933.54 and 73,056.12

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Solution

The fourth proportional to 126,735.22, 174,933.54 and 73,056.12 is: 100,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,735.22 : 174,933.54 = 73,056.12 : x
  2. Step 2: Convert to fraction form
    126,735.22/174,933.54 = 73,056.12/x
  3. Step 3: Cross multiply
    126,735.22x = 174,933.54 × 73,056.12
  4. Step 4: Simplify right side
    126,735.22x = 12,779,965,690.26
  5. Step 5: Solve for x
    x = 12,779,965,690.26/126,735.22
  6. Step 6: Final answer
    x = 100,839.89

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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.