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Finding the Fourth Proportional to 228,073.22, 314,728.32 and 126,092.73

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Solution

The fourth proportional to 228,073.22, 314,728.32 and 126,092.73 is: 174,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,073.22 : 314,728.32 = 126,092.73 : x
  2. Step 2: Convert to fraction form
    228,073.22/314,728.32 = 126,092.73/x
  3. Step 3: Cross multiply
    228,073.22x = 314,728.32 × 126,092.73
  4. Step 4: Simplify right side
    228,073.22x = 39,684,952,446.65
  5. Step 5: Solve for x
    x = 39,684,952,446.65/228,073.22
  6. Step 6: Final answer
    x = 174,000.93

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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.