Home / 135,465.40-203,313.30-60,700.60

Finding the Fourth Proportional to 135,465.40, 203,313.30 and 60,700.60

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Solution

The fourth proportional to 135,465.40, 203,313.30 and 60,700.60 is: 91,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,465.40 : 203,313.30 = 60,700.60 : x
  2. Step 2: Convert to fraction form
    135,465.40/203,313.30 = 60,700.60/x
  3. Step 3: Cross multiply
    135,465.40x = 203,313.30 × 60,700.60
  4. Step 4: Simplify right side
    135,465.40x = 12,341,239,297.98
  5. Step 5: Solve for x
    x = 12,341,239,297.98/135,465.40
  6. Step 6: Final answer
    x = 91,102.52

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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.