Home / 83,245.80-114,881.21-47,435.04

Finding the Fourth Proportional to 83,245.80, 114,881.21 and 47,435.04

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Solution

The fourth proportional to 83,245.80, 114,881.21 and 47,435.04 is: 65,461.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,245.80 : 114,881.21 = 47,435.04 : x
  2. Step 2: Convert to fraction form
    83,245.80/114,881.21 = 47,435.04/x
  3. Step 3: Cross multiply
    83,245.80x = 114,881.21 × 47,435.04
  4. Step 4: Simplify right side
    83,245.80x = 5,449,395,188.82
  5. Step 5: Solve for x
    x = 5,449,395,188.82/83,245.80
  6. Step 6: Final answer
    x = 65,461.50

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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.