Home / 149,727.26-224,337.12-90,438.37

Finding the Fourth Proportional to 149,727.26, 224,337.12 and 90,438.37

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Solution

The fourth proportional to 149,727.26, 224,337.12 and 90,438.37 is: 135,504.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,727.26 : 224,337.12 = 90,438.37 : x
  2. Step 2: Convert to fraction form
    149,727.26/224,337.12 = 90,438.37/x
  3. Step 3: Cross multiply
    149,727.26x = 224,337.12 × 90,438.37
  4. Step 4: Simplify right side
    149,727.26x = 20,288,683,463.29
  5. Step 5: Solve for x
    x = 20,288,683,463.29/149,727.26
  6. Step 6: Final answer
    x = 135,504.27

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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.