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Finding the Fourth Proportional to 227,019.90, 313,309.57 and 169,559.46

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Solution

The fourth proportional to 227,019.90, 313,309.57 and 169,559.46 is: 234,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,019.90 : 313,309.57 = 169,559.46 : x
  2. Step 2: Convert to fraction form
    227,019.90/313,309.57 = 169,559.46/x
  3. Step 3: Cross multiply
    227,019.90x = 313,309.57 × 169,559.46
  4. Step 4: Simplify right side
    227,019.90x = 53,124,601,396.06
  5. Step 5: Solve for x
    x = 53,124,601,396.06/227,019.90
  6. Step 6: Final answer
    x = 234,008.57

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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.