Home / 82,544.40-113,909.70-48,556.56

Finding the Fourth Proportional to 82,544.40, 113,909.70 and 48,556.56

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Solution

The fourth proportional to 82,544.40, 113,909.70 and 48,556.56 is: 67,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,544.40 : 113,909.70 = 48,556.56 : x
  2. Step 2: Convert to fraction form
    82,544.40/113,909.70 = 48,556.56/x
  3. Step 3: Cross multiply
    82,544.40x = 113,909.70 × 48,556.56
  4. Step 4: Simplify right side
    82,544.40x = 5,531,063,182.63
  5. Step 5: Solve for x
    x = 5,531,063,182.63/82,544.40
  6. Step 6: Final answer
    x = 67,007.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.