Home / 113,636.88-170,479.92-43,516.19

Finding the Fourth Proportional to 113,636.88, 170,479.92 and 43,516.19

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Solution

The fourth proportional to 113,636.88, 170,479.92 and 43,516.19 is: 65,283.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,636.88 : 170,479.92 = 43,516.19 : x
  2. Step 2: Convert to fraction form
    113,636.88/170,479.92 = 43,516.19/x
  3. Step 3: Cross multiply
    113,636.88x = 170,479.92 × 43,516.19
  4. Step 4: Simplify right side
    113,636.88x = 7,418,636,589.90
  5. Step 5: Solve for x
    x = 7,418,636,589.90/113,636.88
  6. Step 6: Final answer
    x = 65,283.71

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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.