Home / 82,941.21-114,458.54-45,215.46

Finding the Fourth Proportional to 82,941.21, 114,458.54 and 45,215.46

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Solution

The fourth proportional to 82,941.21, 114,458.54 and 45,215.46 is: 62,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,941.21 : 114,458.54 = 45,215.46 : x
  2. Step 2: Convert to fraction form
    82,941.21/114,458.54 = 45,215.46/x
  3. Step 3: Cross multiply
    82,941.21x = 114,458.54 × 45,215.46
  4. Step 4: Simplify right side
    82,941.21x = 5,175,295,310.95
  5. Step 5: Solve for x
    x = 5,175,295,310.95/82,941.21
  6. Step 6: Final answer
    x = 62,397.15

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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.