Home / 135,931.37-203,933.80-96,737.29

Finding the Fourth Proportional to 135,931.37, 203,933.80 and 96,737.29

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Solution

The fourth proportional to 135,931.37, 203,933.80 and 96,737.29 is: 145,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,931.37 : 203,933.80 = 96,737.29 : x
  2. Step 2: Convert to fraction form
    135,931.37/203,933.80 = 96,737.29/x
  3. Step 3: Cross multiply
    135,931.37x = 203,933.80 × 96,737.29
  4. Step 4: Simplify right side
    135,931.37x = 19,728,002,762.49
  5. Step 5: Solve for x
    x = 19,728,002,762.49/135,931.37
  6. Step 6: Final answer
    x = 145,132.09

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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.