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Finding the Fourth Proportional to 229,668.66, 343,185.48 and 175,332.65

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Solution

The fourth proportional to 229,668.66, 343,185.48 and 175,332.65 is: 261,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,668.66 : 343,185.48 = 175,332.65 : x
  2. Step 2: Convert to fraction form
    229,668.66/343,185.48 = 175,332.65/x
  3. Step 3: Cross multiply
    229,668.66x = 343,185.48 × 175,332.65
  4. Step 4: Simplify right side
    229,668.66x = 60,171,617,933.99
  5. Step 5: Solve for x
    x = 60,171,617,933.99/229,668.66
  6. Step 6: Final answer
    x = 261,993.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.