Home / 222,527.41-307,086.56-120,554.86

Finding the Fourth Proportional to 222,527.41, 307,086.56 and 120,554.86

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Solution

The fourth proportional to 222,527.41, 307,086.56 and 120,554.86 is: 166,365.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,527.41 : 307,086.56 = 120,554.86 : x
  2. Step 2: Convert to fraction form
    222,527.41/307,086.56 = 120,554.86/x
  3. Step 3: Cross multiply
    222,527.41x = 307,086.56 × 120,554.86
  4. Step 4: Simplify right side
    222,527.41x = 37,020,777,248.68
  5. Step 5: Solve for x
    x = 37,020,777,248.68/222,527.41
  6. Step 6: Final answer
    x = 166,365.02

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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.