Home / 132,336.14-198,392.63-57,399.89

Finding the Fourth Proportional to 132,336.14, 198,392.63 and 57,399.89

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Solution

The fourth proportional to 132,336.14, 198,392.63 and 57,399.89 is: 86,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,336.14 : 198,392.63 = 57,399.89 : x
  2. Step 2: Convert to fraction form
    132,336.14/198,392.63 = 57,399.89/x
  3. Step 3: Cross multiply
    132,336.14x = 198,392.63 × 57,399.89
  4. Step 4: Simplify right side
    132,336.14x = 11,387,713,859.85
  5. Step 5: Solve for x
    x = 11,387,713,859.85/132,336.14
  6. Step 6: Final answer
    x = 86,051.43

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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.