Home / 135,247.40-202,871.10-97,922.60

Finding the Fourth Proportional to 135,247.40, 202,871.10 and 97,922.60

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Solution

The fourth proportional to 135,247.40, 202,871.10 and 97,922.60 is: 146,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,247.40 : 202,871.10 = 97,922.60 : x
  2. Step 2: Convert to fraction form
    135,247.40/202,871.10 = 97,922.60/x
  3. Step 3: Cross multiply
    135,247.40x = 202,871.10 × 97,922.60
  4. Step 4: Simplify right side
    135,247.40x = 19,865,665,576.86
  5. Step 5: Solve for x
    x = 19,865,665,576.86/135,247.40
  6. Step 6: Final answer
    x = 146,883.90

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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.