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Finding the Fourth Proportional to 227,050.94, 313,306.76 and 139,822.19

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Solution

The fourth proportional to 227,050.94, 313,306.76 and 139,822.19 is: 192,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,050.94 : 313,306.76 = 139,822.19 : x
  2. Step 2: Convert to fraction form
    227,050.94/313,306.76 = 139,822.19/x
  3. Step 3: Cross multiply
    227,050.94x = 313,306.76 × 139,822.19
  4. Step 4: Simplify right side
    227,050.94x = 43,807,237,282.93
  5. Step 5: Solve for x
    x = 43,807,237,282.93/227,050.94
  6. Step 6: Final answer
    x = 192,940.13

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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.