Home / 114,123.78-171,226.20-50,938.16

Finding the Fourth Proportional to 114,123.78, 171,226.20 and 50,938.16

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Solution

The fourth proportional to 114,123.78, 171,226.20 and 50,938.16 is: 76,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,123.78 : 171,226.20 = 50,938.16 : x
  2. Step 2: Convert to fraction form
    114,123.78/171,226.20 = 50,938.16/x
  3. Step 3: Cross multiply
    114,123.78x = 171,226.20 × 50,938.16
  4. Step 4: Simplify right side
    114,123.78x = 8,721,947,571.79
  5. Step 5: Solve for x
    x = 8,721,947,571.79/114,123.78
  6. Step 6: Final answer
    x = 76,425.33

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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.