Home / 125,450.23-188,126.27-45,469.21

Finding the Fourth Proportional to 125,450.23, 188,126.27 and 45,469.21

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Solution

The fourth proportional to 125,450.23, 188,126.27 and 45,469.21 is: 68,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,450.23 : 188,126.27 = 45,469.21 : x
  2. Step 2: Convert to fraction form
    125,450.23/188,126.27 = 45,469.21/x
  3. Step 3: Cross multiply
    125,450.23x = 188,126.27 × 45,469.21
  4. Step 4: Simplify right side
    125,450.23x = 8,553,952,877.15
  5. Step 5: Solve for x
    x = 8,553,952,877.15/125,450.23
  6. Step 6: Final answer
    x = 68,186.03

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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.