Home / 91,920.58-126,862.25-51,634.33

Finding the Fourth Proportional to 91,920.58, 126,862.25 and 51,634.33

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Solution

The fourth proportional to 91,920.58, 126,862.25 and 51,634.33 is: 71,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,920.58 : 126,862.25 = 51,634.33 : x
  2. Step 2: Convert to fraction form
    91,920.58/126,862.25 = 51,634.33/x
  3. Step 3: Cross multiply
    91,920.58x = 126,862.25 × 51,634.33
  4. Step 4: Simplify right side
    91,920.58x = 6,550,446,705.72
  5. Step 5: Solve for x
    x = 6,550,446,705.72/91,920.58
  6. Step 6: Final answer
    x = 71,262.03

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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.