Home / 135,760.42-203,558.75-60,866.98

Finding the Fourth Proportional to 135,760.42, 203,558.75 and 60,866.98

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Solution

The fourth proportional to 135,760.42, 203,558.75 and 60,866.98 is: 91,263.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,760.42 : 203,558.75 = 60,866.98 : x
  2. Step 2: Convert to fraction form
    135,760.42/203,558.75 = 60,866.98/x
  3. Step 3: Cross multiply
    135,760.42x = 203,558.75 × 60,866.98
  4. Step 4: Simplify right side
    135,760.42x = 12,390,006,365.08
  5. Step 5: Solve for x
    x = 12,390,006,365.08/135,760.42
  6. Step 6: Final answer
    x = 91,263.76

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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.