Home / 222,817.68-307,527.71-132,223.60

Finding the Fourth Proportional to 222,817.68, 307,527.71 and 132,223.60

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Solution

The fourth proportional to 222,817.68, 307,527.71 and 132,223.60 is: 182,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,817.68 : 307,527.71 = 132,223.60 : x
  2. Step 2: Convert to fraction form
    222,817.68/307,527.71 = 132,223.60/x
  3. Step 3: Cross multiply
    222,817.68x = 307,527.71 × 132,223.60
  4. Step 4: Simplify right side
    222,817.68x = 40,662,419,899.68
  5. Step 5: Solve for x
    x = 40,662,419,899.68/222,817.68
  6. Step 6: Final answer
    x = 182,491.89

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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.