Home / 74,926.71-112,390.07-30,556.94

Finding the Fourth Proportional to 74,926.71, 112,390.07 and 30,556.94

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Solution

The fourth proportional to 74,926.71, 112,390.07 and 30,556.94 is: 45,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,926.71 : 112,390.07 = 30,556.94 : x
  2. Step 2: Convert to fraction form
    74,926.71/112,390.07 = 30,556.94/x
  3. Step 3: Cross multiply
    74,926.71x = 112,390.07 × 30,556.94
  4. Step 4: Simplify right side
    74,926.71x = 3,434,295,910.85
  5. Step 5: Solve for x
    x = 3,434,295,910.85/74,926.71
  6. Step 6: Final answer
    x = 45,835.40

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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.