Home / 112,408.54-168,695.97-53,244.35

Finding the Fourth Proportional to 112,408.54, 168,695.97 and 53,244.35

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Solution

The fourth proportional to 112,408.54, 168,695.97 and 53,244.35 is: 79,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,408.54 : 168,695.97 = 53,244.35 : x
  2. Step 2: Convert to fraction form
    112,408.54/168,695.97 = 53,244.35/x
  3. Step 3: Cross multiply
    112,408.54x = 168,695.97 × 53,244.35
  4. Step 4: Simplify right side
    112,408.54x = 8,982,106,160.57
  5. Step 5: Solve for x
    x = 8,982,106,160.57/112,408.54
  6. Step 6: Final answer
    x = 79,905.90

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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.