Home / 228,007.98-314,682.29-131,209.85

Finding the Fourth Proportional to 228,007.98, 314,682.29 and 131,209.85

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Solution

The fourth proportional to 228,007.98, 314,682.29 and 131,209.85 is: 181,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,007.98 : 314,682.29 = 131,209.85 : x
  2. Step 2: Convert to fraction form
    228,007.98/314,682.29 = 131,209.85/x
  3. Step 3: Cross multiply
    228,007.98x = 314,682.29 × 131,209.85
  4. Step 4: Simplify right side
    228,007.98x = 41,289,413,839.10
  5. Step 5: Solve for x
    x = 41,289,413,839.10/228,007.98
  6. Step 6: Final answer
    x = 181,087.58

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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.