Home / 243,934.54-336,589.23-143,351.98

Finding the Fourth Proportional to 243,934.54, 336,589.23 and 143,351.98

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Solution

The fourth proportional to 243,934.54, 336,589.23 and 143,351.98 is: 197,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,934.54 : 336,589.23 = 143,351.98 : x
  2. Step 2: Convert to fraction form
    243,934.54/336,589.23 = 143,351.98/x
  3. Step 3: Cross multiply
    243,934.54x = 336,589.23 × 143,351.98
  4. Step 4: Simplify right side
    243,934.54x = 48,250,732,567.18
  5. Step 5: Solve for x
    x = 48,250,732,567.18/243,934.54
  6. Step 6: Final answer
    x = 197,801.97

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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.