Home / 87,977.64-131,933.52-35,369.28

Finding the Fourth Proportional to 87,977.64, 131,933.52 and 35,369.28

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Solution

The fourth proportional to 87,977.64, 131,933.52 and 35,369.28 is: 53,040.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,977.64 : 131,933.52 = 35,369.28 : x
  2. Step 2: Convert to fraction form
    87,977.64/131,933.52 = 35,369.28/x
  3. Step 3: Cross multiply
    87,977.64x = 131,933.52 × 35,369.28
  4. Step 4: Simplify right side
    87,977.64x = 4,666,393,610.27
  5. Step 5: Solve for x
    x = 4,666,393,610.27/87,977.64
  6. Step 6: Final answer
    x = 53,040.68

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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.