Home / 264,839.12-365,485.05-143,988.56

Finding the Fourth Proportional to 264,839.12, 365,485.05 and 143,988.56

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Solution

The fourth proportional to 264,839.12, 365,485.05 and 143,988.56 is: 198,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,839.12 : 365,485.05 = 143,988.56 : x
  2. Step 2: Convert to fraction form
    264,839.12/365,485.05 = 143,988.56/x
  3. Step 3: Cross multiply
    264,839.12x = 365,485.05 × 143,988.56
  4. Step 4: Simplify right side
    264,839.12x = 52,625,664,223.60
  5. Step 5: Solve for x
    x = 52,625,664,223.60/264,839.12
  6. Step 6: Final answer
    x = 198,708.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.