Home / 79,045.96-118,568.94-31,682.52

Finding the Fourth Proportional to 79,045.96, 118,568.94 and 31,682.52

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Solution

The fourth proportional to 79,045.96, 118,568.94 and 31,682.52 is: 47,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,045.96 : 118,568.94 = 31,682.52 : x
  2. Step 2: Convert to fraction form
    79,045.96/118,568.94 = 31,682.52/x
  3. Step 3: Cross multiply
    79,045.96x = 118,568.94 × 31,682.52
  4. Step 4: Simplify right side
    79,045.96x = 3,756,562,812.93
  5. Step 5: Solve for x
    x = 3,756,562,812.93/79,045.96
  6. Step 6: Final answer
    x = 47,523.78

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1.5x scale

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.