Home / 156,352.33-215,766.41-84,732.35

Finding the Fourth Proportional to 156,352.33, 215,766.41 and 84,732.35

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Solution

The fourth proportional to 156,352.33, 215,766.41 and 84,732.35 is: 116,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,352.33 : 215,766.41 = 84,732.35 : x
  2. Step 2: Convert to fraction form
    156,352.33/215,766.41 = 84,732.35/x
  3. Step 3: Cross multiply
    156,352.33x = 215,766.41 × 84,732.35
  4. Step 4: Simplify right side
    156,352.33x = 18,282,395,288.40
  5. Step 5: Solve for x
    x = 18,282,395,288.40/156,352.33
  6. Step 6: Final answer
    x = 116,930.75

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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.