Home / 98,263.85-135,608.92-55,256.88

Finding the Fourth Proportional to 98,263.85, 135,608.92 and 55,256.88

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Solution

The fourth proportional to 98,263.85, 135,608.92 and 55,256.88 is: 76,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,263.85 : 135,608.92 = 55,256.88 : x
  2. Step 2: Convert to fraction form
    98,263.85/135,608.92 = 55,256.88/x
  3. Step 3: Cross multiply
    98,263.85x = 135,608.92 × 55,256.88
  4. Step 4: Simplify right side
    98,263.85x = 7,493,325,634.17
  5. Step 5: Solve for x
    x = 7,493,325,634.17/98,263.85
  6. Step 6: Final answer
    x = 76,257.20

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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.