Home / 222,592.46-307,178.76-120,617.96

Finding the Fourth Proportional to 222,592.46, 307,178.76 and 120,617.96

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Solution

The fourth proportional to 222,592.46, 307,178.76 and 120,617.96 is: 166,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,592.46 : 307,178.76 = 120,617.96 : x
  2. Step 2: Convert to fraction form
    222,592.46/307,178.76 = 120,617.96/x
  3. Step 3: Cross multiply
    222,592.46x = 307,178.76 × 120,617.96
  4. Step 4: Simplify right side
    222,592.46x = 37,051,275,386.53
  5. Step 5: Solve for x
    x = 37,051,275,386.53/222,592.46
  6. Step 6: Final answer
    x = 166,453.42

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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.