Home / 264,121.40-364,485.39-143,262.38

Finding the Fourth Proportional to 264,121.40, 364,485.39 and 143,262.38

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Solution

The fourth proportional to 264,121.40, 364,485.39 and 143,262.38 is: 197,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,121.40 : 364,485.39 = 143,262.38 : x
  2. Step 2: Convert to fraction form
    264,121.40/364,485.39 = 143,262.38/x
  3. Step 3: Cross multiply
    264,121.40x = 364,485.39 × 143,262.38
  4. Step 4: Simplify right side
    264,121.40x = 52,217,042,624.20
  5. Step 5: Solve for x
    x = 52,217,042,624.20/264,121.40
  6. Step 6: Final answer
    x = 197,700.92

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1.5x scale

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.