Home / 135,260.60-186,546.36-101,348.72

Finding the Fourth Proportional to 135,260.60, 186,546.36 and 101,348.72

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Solution

The fourth proportional to 135,260.60, 186,546.36 and 101,348.72 is: 139,776.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,260.60 : 186,546.36 = 101,348.72 : x
  2. Step 2: Convert to fraction form
    135,260.60/186,546.36 = 101,348.72/x
  3. Step 3: Cross multiply
    135,260.60x = 186,546.36 × 101,348.72
  4. Step 4: Simplify right side
    135,260.60x = 18,906,234,806.66
  5. Step 5: Solve for x
    x = 18,906,234,806.66/135,260.60
  6. Step 6: Final answer
    x = 139,776.36

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1.5x scale

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.