Home / 223,022.07-307,770.88-132,396.20

Finding the Fourth Proportional to 223,022.07, 307,770.88 and 132,396.20

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Solution

The fourth proportional to 223,022.07, 307,770.88 and 132,396.20 is: 182,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,022.07 : 307,770.88 = 132,396.20 : x
  2. Step 2: Convert to fraction form
    223,022.07/307,770.88 = 132,396.20/x
  3. Step 3: Cross multiply
    223,022.07x = 307,770.88 × 132,396.20
  4. Step 4: Simplify right side
    223,022.07x = 40,747,696,390.67
  5. Step 5: Solve for x
    x = 40,747,696,390.67/223,022.07
  6. Step 6: Final answer
    x = 182,707.02

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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.