Home / 143,043.04-214,568.19-43,206.49

Finding the Fourth Proportional to 143,043.04, 214,568.19 and 43,206.49

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Solution

The fourth proportional to 143,043.04, 214,568.19 and 43,206.49 is: 64,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,043.04 : 214,568.19 = 43,206.49 : x
  2. Step 2: Convert to fraction form
    143,043.04/214,568.19 = 43,206.49/x
  3. Step 3: Cross multiply
    143,043.04x = 214,568.19 × 43,206.49
  4. Step 4: Simplify right side
    143,043.04x = 9,270,738,355.55
  5. Step 5: Solve for x
    x = 9,270,738,355.55/143,043.04
  6. Step 6: Final answer
    x = 64,810.83

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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.