Home / 91,072.22-125,674.20-50,788.62

Finding the Fourth Proportional to 91,072.22, 125,674.20 and 50,788.62

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Solution

The fourth proportional to 91,072.22, 125,674.20 and 50,788.62 is: 70,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,072.22 : 125,674.20 = 50,788.62 : x
  2. Step 2: Convert to fraction form
    91,072.22/125,674.20 = 50,788.62/x
  3. Step 3: Cross multiply
    91,072.22x = 125,674.20 × 50,788.62
  4. Step 4: Simplify right side
    91,072.22x = 6,382,819,187.60
  5. Step 5: Solve for x
    x = 6,382,819,187.60/91,072.22
  6. Step 6: Final answer
    x = 70,085.25

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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.