Home / 149,914.40-224,982.97-71,028.90

Finding the Fourth Proportional to 149,914.40, 224,982.97 and 71,028.90

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Solution

The fourth proportional to 149,914.40, 224,982.97 and 71,028.90 is: 106,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,914.40 : 224,982.97 = 71,028.90 : x
  2. Step 2: Convert to fraction form
    149,914.40/224,982.97 = 71,028.90/x
  3. Step 3: Cross multiply
    149,914.40x = 224,982.97 × 71,028.90
  4. Step 4: Simplify right side
    149,914.40x = 15,980,292,700.26
  5. Step 5: Solve for x
    x = 15,980,292,700.26/149,914.40
  6. Step 6: Final answer
    x = 106,596.12

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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.