Home / 301,110.44-451,665.98-76,487.72

Finding the Fourth Proportional to 301,110.44, 451,665.98 and 76,487.72

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Solution

The fourth proportional to 301,110.44, 451,665.98 and 76,487.72 is: 114,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,110.44 : 451,665.98 = 76,487.72 : x
  2. Step 2: Convert to fraction form
    301,110.44/451,665.98 = 76,487.72/x
  3. Step 3: Cross multiply
    301,110.44x = 451,665.98 × 76,487.72
  4. Step 4: Simplify right side
    301,110.44x = 34,546,901,011.77
  5. Step 5: Solve for x
    x = 34,546,901,011.77/301,110.44
  6. Step 6: Final answer
    x = 114,731.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.