Home / 226,521.81-339,807.32-74,700.27

Finding the Fourth Proportional to 226,521.81, 339,807.32 and 74,700.27

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Solution

The fourth proportional to 226,521.81, 339,807.32 and 74,700.27 is: 112,058.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,521.81 : 339,807.32 = 74,700.27 : x
  2. Step 2: Convert to fraction form
    226,521.81/339,807.32 = 74,700.27/x
  3. Step 3: Cross multiply
    226,521.81x = 339,807.32 × 74,700.27
  4. Step 4: Simplify right side
    226,521.81x = 25,383,698,551.98
  5. Step 5: Solve for x
    x = 25,383,698,551.98/226,521.81
  6. Step 6: Final answer
    x = 112,058.52

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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.