Home / 113,636.34-170,479.13-43,515.66

Finding the Fourth Proportional to 113,636.34, 170,479.13 and 43,515.66

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Solution

The fourth proportional to 113,636.34, 170,479.13 and 43,515.66 is: 65,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,636.34 : 170,479.13 = 43,515.66 : x
  2. Step 2: Convert to fraction form
    113,636.34/170,479.13 = 43,515.66/x
  3. Step 3: Cross multiply
    113,636.34x = 170,479.13 × 43,515.66
  4. Step 4: Simplify right side
    113,636.34x = 7,418,511,640.60
  5. Step 5: Solve for x
    x = 7,418,511,640.60/113,636.34
  6. Step 6: Final answer
    x = 65,282.92

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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.