Home / 135,525.16-203,419.10-65,453.80

Finding the Fourth Proportional to 135,525.16, 203,419.10 and 65,453.80

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Solution

The fourth proportional to 135,525.16, 203,419.10 and 65,453.80 is: 98,244.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,525.16 : 203,419.10 = 65,453.80 : x
  2. Step 2: Convert to fraction form
    135,525.16/203,419.10 = 65,453.80/x
  3. Step 3: Cross multiply
    135,525.16x = 203,419.10 × 65,453.80
  4. Step 4: Simplify right side
    135,525.16x = 13,314,553,087.58
  5. Step 5: Solve for x
    x = 13,314,553,087.58/135,525.16
  6. Step 6: Final answer
    x = 98,244.14

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1.5x scale

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.