Home / 222,484.22-307,028.32-120,509.37

Finding the Fourth Proportional to 222,484.22, 307,028.32 and 120,509.37

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Solution

The fourth proportional to 222,484.22, 307,028.32 and 120,509.37 is: 166,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,484.22 : 307,028.32 = 120,509.37 : x
  2. Step 2: Convert to fraction form
    222,484.22/307,028.32 = 120,509.37/x
  3. Step 3: Cross multiply
    222,484.22x = 307,028.32 × 120,509.37
  4. Step 4: Simplify right side
    222,484.22x = 36,999,788,045.24
  5. Step 5: Solve for x
    x = 36,999,788,045.24/222,484.22
  6. Step 6: Final answer
    x = 166,302.98

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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.