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Finding the Fourth Proportional to 225,033.80, 337,352.04 and 84,890.84

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Solution

The fourth proportional to 225,033.80, 337,352.04 and 84,890.84 is: 127,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,033.80 : 337,352.04 = 84,890.84 : x
  2. Step 2: Convert to fraction form
    225,033.80/337,352.04 = 84,890.84/x
  3. Step 3: Cross multiply
    225,033.80x = 337,352.04 × 84,890.84
  4. Step 4: Simplify right side
    225,033.80x = 28,638,096,364.55
  5. Step 5: Solve for x
    x = 28,638,096,364.55/225,033.80
  6. Step 6: Final answer
    x = 127,261.31

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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.