Home / 136,223.40-204,351.50-45,041.90

Finding the Fourth Proportional to 136,223.40, 204,351.50 and 45,041.90

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Solution

The fourth proportional to 136,223.40, 204,351.50 and 45,041.90 is: 67,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,223.40 : 204,351.50 = 45,041.90 : x
  2. Step 2: Convert to fraction form
    136,223.40/204,351.50 = 45,041.90/x
  3. Step 3: Cross multiply
    136,223.40x = 204,351.50 × 45,041.90
  4. Step 4: Simplify right side
    136,223.40x = 9,204,378,580.88
  5. Step 5: Solve for x
    x = 9,204,378,580.88/136,223.40
  6. Step 6: Final answer
    x = 67,568.27

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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.