Home / 134,245.08-185,258.90-73,819.60

Finding the Fourth Proportional to 134,245.08, 185,258.90 and 73,819.60

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Solution

The fourth proportional to 134,245.08, 185,258.90 and 73,819.60 is: 101,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,245.08 : 185,258.90 = 73,819.60 : x
  2. Step 2: Convert to fraction form
    134,245.08/185,258.90 = 73,819.60/x
  3. Step 3: Cross multiply
    134,245.08x = 185,258.90 × 73,819.60
  4. Step 4: Simplify right side
    134,245.08x = 13,675,737,615.84
  5. Step 5: Solve for x
    x = 13,675,737,615.84/134,245.08
  6. Step 6: Final answer
    x = 101,871.43

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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.