Home / 104,403.36-156,624.60-34,286.64

Finding the Fourth Proportional to 104,403.36, 156,624.60 and 34,286.64

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Solution

The fourth proportional to 104,403.36, 156,624.60 and 34,286.64 is: 51,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,403.36 : 156,624.60 = 34,286.64 : x
  2. Step 2: Convert to fraction form
    104,403.36/156,624.60 = 34,286.64/x
  3. Step 3: Cross multiply
    104,403.36x = 156,624.60 × 34,286.64
  4. Step 4: Simplify right side
    104,403.36x = 5,370,131,275.34
  5. Step 5: Solve for x
    x = 5,370,131,275.34/104,403.36
  6. Step 6: Final answer
    x = 51,436.38

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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.