Home / 226,391.32-339,567.34-76,628.28

Finding the Fourth Proportional to 226,391.32, 339,567.34 and 76,628.28

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Solution

The fourth proportional to 226,391.32, 339,567.34 and 76,628.28 is: 114,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,391.32 : 339,567.34 = 76,628.28 : x
  2. Step 2: Convert to fraction form
    226,391.32/339,567.34 = 76,628.28/x
  3. Step 3: Cross multiply
    226,391.32x = 339,567.34 × 76,628.28
  4. Step 4: Simplify right side
    226,391.32x = 26,020,461,208.38
  5. Step 5: Solve for x
    x = 26,020,461,208.38/226,391.32
  6. Step 6: Final answer
    x = 114,935.77

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1.5x scale

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.