Home / 76,437.81-114,539.82-32,040.36

Finding the Fourth Proportional to 76,437.81, 114,539.82 and 32,040.36

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Solution

The fourth proportional to 76,437.81, 114,539.82 and 32,040.36 is: 48,011.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,437.81 : 114,539.82 = 32,040.36 : x
  2. Step 2: Convert to fraction form
    76,437.81/114,539.82 = 32,040.36/x
  3. Step 3: Cross multiply
    76,437.81x = 114,539.82 × 32,040.36
  4. Step 4: Simplify right side
    76,437.81x = 3,669,897,067.14
  5. Step 5: Solve for x
    x = 3,669,897,067.14/76,437.81
  6. Step 6: Final answer
    x = 48,011.54

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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.