Home / 88,212.58-132,489.07-75,590.96

Finding the Fourth Proportional to 88,212.58, 132,489.07 and 75,590.96

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Solution

The fourth proportional to 88,212.58, 132,489.07 and 75,590.96 is: 113,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,212.58 : 132,489.07 = 75,590.96 : x
  2. Step 2: Convert to fraction form
    88,212.58/132,489.07 = 75,590.96/x
  3. Step 3: Cross multiply
    88,212.58x = 132,489.07 × 75,590.96
  4. Step 4: Simplify right side
    88,212.58x = 10,014,975,139.38
  5. Step 5: Solve for x
    x = 10,014,975,139.38/88,212.58
  6. Step 6: Final answer
    x = 113,532.28

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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.