Home / 222,437.07-306,963.44-120,462.69

Finding the Fourth Proportional to 222,437.07, 306,963.44 and 120,462.69

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Solution

The fourth proportional to 222,437.07, 306,963.44 and 120,462.69 is: 166,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,437.07 : 306,963.44 = 120,462.69 : x
  2. Step 2: Convert to fraction form
    222,437.07/306,963.44 = 120,462.69/x
  3. Step 3: Cross multiply
    222,437.07x = 306,963.44 × 120,462.69
  4. Step 4: Simplify right side
    222,437.07x = 36,977,642,714.59
  5. Step 5: Solve for x
    x = 36,977,642,714.59/222,437.07
  6. Step 6: Final answer
    x = 166,238.67

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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.