Home / 76,487.28-114,760.34-37,041.36

Finding the Fourth Proportional to 76,487.28, 114,760.34 and 37,041.36

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Solution

The fourth proportional to 76,487.28, 114,760.34 and 37,041.36 is: 55,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,487.28 : 114,760.34 = 37,041.36 : x
  2. Step 2: Convert to fraction form
    76,487.28/114,760.34 = 37,041.36/x
  3. Step 3: Cross multiply
    76,487.28x = 114,760.34 × 37,041.36
  4. Step 4: Simplify right side
    76,487.28x = 4,250,879,067.66
  5. Step 5: Solve for x
    x = 4,250,879,067.66/76,487.28
  6. Step 6: Final answer
    x = 55,576.29

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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.