Home / 212,933.14-293,773.52-136,494.38

Finding the Fourth Proportional to 212,933.14, 293,773.52 and 136,494.38

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Solution

The fourth proportional to 212,933.14, 293,773.52 and 136,494.38 is: 188,314.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,933.14 : 293,773.52 = 136,494.38 : x
  2. Step 2: Convert to fraction form
    212,933.14/293,773.52 = 136,494.38/x
  3. Step 3: Cross multiply
    212,933.14x = 293,773.52 × 136,494.38
  4. Step 4: Simplify right side
    212,933.14x = 40,098,434,472.82
  5. Step 5: Solve for x
    x = 40,098,434,472.82/212,933.14
  6. Step 6: Final answer
    x = 188,314.67

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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.