Home / 146,033.40-219,107.70-57,271.80

Finding the Fourth Proportional to 146,033.40, 219,107.70 and 57,271.80

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Solution

The fourth proportional to 146,033.40, 219,107.70 and 57,271.80 is: 85,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,033.40 : 219,107.70 = 57,271.80 : x
  2. Step 2: Convert to fraction form
    146,033.40/219,107.70 = 57,271.80/x
  3. Step 3: Cross multiply
    146,033.40x = 219,107.70 × 57,271.80
  4. Step 4: Simplify right side
    146,033.40x = 12,548,692,372.86
  5. Step 5: Solve for x
    x = 12,548,692,372.86/146,033.40
  6. Step 6: Final answer
    x = 85,930.29

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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.