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Finding the Fourth Proportional to 227,000.60, 313,263.02 and 125,028.38

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Solution

The fourth proportional to 227,000.60, 313,263.02 and 125,028.38 is: 172,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,000.60 : 313,263.02 = 125,028.38 : x
  2. Step 2: Convert to fraction form
    227,000.60/313,263.02 = 125,028.38/x
  3. Step 3: Cross multiply
    227,000.60x = 313,263.02 × 125,028.38
  4. Step 4: Simplify right side
    227,000.60x = 39,166,767,904.51
  5. Step 5: Solve for x
    x = 39,166,767,904.51/227,000.60
  6. Step 6: Final answer
    x = 172,540.37

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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.